Displaying publications 41 - 60 of 364 in total

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  1. Tan WS, Low WY, Ng CJ, Tan WK, Tong SF, Ho C, et al.
    BJU Int, 2013 Jun;111(7):1130-40.
    PMID: 23651425 DOI: 10.1111/bju.12037
    OBJECTIVE: To evaluate the efficacy and safety of long-acting i.m. testosterone undecanoate (TU) in Malaysian men with testosterone deficiency (TD).

    PATIENTS AND METHODS: A total of 120 men, aged 40-70 years, with TD (serum total testosterone [TT] ≤ 12 nmol/L) were randomised to receive either i.m. TU (1000 mg) or placebo. In all, 58 and 56 men in the placebo and treatment arm, respectively, completed the study. Participants were seen six times in the 48-week period and the following data were collected: physical examination results, haemoglobin, haematocrit, TT, lipid profile, fasting blood glucose, sex hormone-binding globulin, liver function test, prostate- specific antigen (PSA) and adverse events.

    RESULTS: The mean (sd) age of the participants was 53.4 (7.6) years. A significant increase in serum TT (P < 0.001), PSA (P = 0.010), haematocrit (P < 0.001), haemoglobin (P < 0.001) and total bilirubin (P = 0.001) were seen in the treatment arm over the 48-week period. Two men in the placebo arm and one man in the treatment arm developed myocardial infarction. Common adverse events observed in the treatment arm included itching/swelling/pain at the site of injection, flushing and acne. Overall, TU injections were well tolerated.

    CONCLUSIONS: TU significantly increases serum testosterone in men with TD. PSA, haemoglobin and haematocrit were significantly elevated but were within clinically safe limits. There was no significant adverse reaction that led to the cessation of treatment.

    Matched MeSH terms: Double-Blind Method
  2. Tan SMQ, Chiew Y, Ahmad B, Kadir KA
    Nutrients, 2018 Sep 17;10(9).
    PMID: 30227659 DOI: 10.3390/nu10091315
    Tocotrienol-rich vitamin E from palm oil (Tocovid) has been shown to ameliorate diabetes through its superior antioxidant, antihyperglycemic, and anti-inflammatory properties in diabetic rats. This study aimed to investigate the effects of Tocovid on diabetic nephropathy in patients with type 2 diabetes. Baseline parameters of potential subjects such as HbA1c, blood pressure, Advanced Glycation Endproduct (AGE), soluble receptor for AGE (sRAGE), Nε-Carboxymethyllysine (Nε-CML), and Cystatin C were assessed for possible correlation with diabetic nephropathy. Only subjects with diabetic nephropathy or urine microalbuminuria-positive defined as Urine Albumin to Creatinine Ratio (UACR) >10 mg/mmol were recruited into a prospective, randomized, double-blinded, placebo-controlled trial. The intervention group (n = 22) received Tocovid 200 mg twice a day while the control group (n = 23) received placebo twice a day for 8 weeks. Changes in Hemoglobin A1c (HbA1c), blood pressure, serum biomarkers and renal parameters such as UACR, serum creatinine, and estimated Glomerular Filtration Rate (eGFR) were compared between the two groups. It was found that serum Nε-CML significantly correlated to the severity of microalbuminuria. For every 1 ng/mL increase in serum Nε-CML, the odds of diabetic nephropathy increased by 1.476 times. Tocovid, compared to placebo, significantly reduced serum creatinine but not eGFR, UACR, HbA1c, blood pressure, and serum biomarkers. In conclusion, serum Nε-CML is a potential biomarker for diabetic nephropathy. Treatment with Tocovid significantly reduced serum creatinine; therefore Tocovid may be a useful addition to the current treatment for diabetic nephropathy.
    Matched MeSH terms: Double-Blind Method
  3. Tan PC, King AS, Vallikkannu N, Omar SZ
    Arch Gynecol Obstet, 2012 Mar;285(3):585-90.
    PMID: 21796421 DOI: 10.1007/s00404-011-2026-3
    To evaluate the effect of a single 250-mg dose of 17 alpha-hydroxyprogesterone caproate (17-OHPC) intramuscularly as adjunct to nifedipine tocolysis in preterm labor.
    Matched MeSH terms: Double-Blind Method
  4. Tan PC, Khine PP, Vallikkannu N, Omar SZ
    Obstet Gynecol, 2010 May;115(5):975-981.
    PMID: 20410771 DOI: 10.1097/AOG.0b013e3181d99290
    OBJECTIVE: To compare the effects of promethazine with those of metoclopramide for hyperemesis gravidarum.

    METHODS: Women at their first hospitalization for hyperemesis gravidarum were approached when intravenous antiemetic therapy was needed. They were randomly assigned to receive 25 mg promethazine or 10 mg metoclopramide every 8 hours for 24 hours in a double-blind study. Primary outcomes were vomiting episodes by diary and well-being visual numerical rating scale score (10-point scale) in the 24-hour main study period. Participants also filled out an adverse-effects questionnaire at 24 hours and a nausea visual numerical rating scale score at recruitment and at 8, 16, and 24 hours.

    RESULTS: A total of 73 and 76 women, randomized to metoclopramide and promethazine, respectively, were analyzed. Median vomiting episodes were one (range 0-26) compared with two (range 0-26) (P=.81), and well-being visual numerical rating scale scores were 8 (range 1-10) compared with 7 (range 2-10) (P=.24) for metoclopramide and promethazine, respectively. Repeat-measures analysis of variance of the nausea visual numerical rating scale scores showed no significant difference between study drugs (F score=0.842, P=.47). Reported drowsiness (58.6% compared with 83.6%, P=.001, number needed to treat to benefit [NNTb] 5), dizziness (34.3% compared with 71.2%, P

    Matched MeSH terms: Double-Blind Method
  5. Tan PC, Daud SA, Omar SZ
    Obstet Gynecol, 2009 May;113(5):1059-1065.
    PMID: 19384121 DOI: 10.1097/AOG.0b013e3181a1f605
    OBJECTIVE: : To estimate the effect of concurrent vaginal dinoprostone and oxytocin infusion against oxytocin infusion for labor induction in premature rupture of membranes (PROM) on vaginal delivery within 12 hours and patient satisfaction.

    METHODS: : Nulliparas with uncomplicated PROM at term, a Bishop score less than or equal to 6, and who required labor induction were recruited for a double-blind randomized trial. Participants were randomly assigned to 3-mg dinoprostone pessary and oxytocin infusion or placebo and oxytocin infusion. A cardiotocogram was performed before induction and maintained to delivery. Dinoprostone pessary or placebo was placed in the posterior vaginal fornix. Oxytocin intravenous infusion was commenced at 2 milliunits/min and doubled every 30 minutes to a maximum of 32 milliunits/min. Oxytocin infusion rate was titrated to achieve four contractions every 10 minutes. Primary outcomes were vaginal delivery within 12 hours and maternal satisfaction with the birth process using a visual analog scale (VAS) from 0 to 10 (higher score, greater satisfaction).

    RESULTS: : One hundred fourteen women were available for analysis. Vaginal delivery rates within 12 hours were 25 of 57 (43.9%) for concurrent treatment compared with 27/57 (47.4%) (relative risk 0.9, 95% confidence interval 0.6-1.4, P=.85) for oxytocin only; median VAS was 8 (interquartile range [IQR] 2) compared with 8 (IQR 2), P=.38. Uterine hyperstimulation was 14% compared with 5.3%, P=.20; overall vaginal delivery rates were 59.6% compared with 64.9%, P=.70; and induction to vaginal delivery interval 9.7 hours compared with 9.4 hours P=.75 for concurrent treatment compared with oxytocin, respectively. There was no significant difference for any other outcome.

    CONCLUSION: : Concurrent vaginal dinoprostone and intravenous oxytocin for labor induction of term PROM did not expedite delivery or improve patient satisfaction.

    CLINICAL TRIAL REGISTRATION: : Current Controlled Trials, www.controlled-trials.com, ISRCTN74376345

    LEVEL OF EVIDENCE: : I.

    Matched MeSH terms: Double-Blind Method
  6. Tan PC, Valiapan SD, Tay PY, Omar SZ
    BJOG, 2007 Jul;114(7):824-32.
    PMID: 17506788
    To compare concurrent oxytocin with dinoprostone pessary versus dinoprostone pessary in labour induction for nulliparas with an unfavourable cervix.
    Matched MeSH terms: Double-Blind Method
  7. Tan PC, Norazilah MJ, Omar SZ
    Obstet Gynecol, 2013 Feb;121(2 Pt 1):291-298.
    PMID: 23232754 DOI: 10.1097/AOG.0b013e31827c5e99
    OBJECTIVE: To compare 5% dextrose-0.9% saline against 0.9% saline solution in the intravenous rehydration of hyperemesis gravidarum.

    METHODS: Women at their first hospitalization for hyperemesis gravidarum were enrolled on admission to the ward and randomly assigned to receive either 5% dextrose-0.9% saline or 0.9% saline by intravenous infusion at a rate 125 mL/h over 24 hours in a double-blind trial. All participants also received thiamine and an antiemetic intravenously. Oral intake was allowed as tolerated. Primary outcomes were resolution of ketonuria and well-being (by 10-point visual numerical rating scale) at 24 hours. Nausea visual numerical rating scale scores were obtained every 8 hours for 24 hours.

    RESULTS: Persistent ketonuria rates after the 24-hour study period were 10 of 101 (9.9%) compared with 11 of 101 (10.9%) (P>.99; relative risk 0.9, 95% confidence interval 0.4-2.2) and median (interquartile range) well-being scores at 24 hours were 9 (8-10) compared with 9 (8-9.5) (P=.73) in the 5% dextrose-0.9% saline and 0.9% saline arms, respectively. Repeated measures analysis of variance of the nausea visual numerical rating scale score as assessed every 8 hours during the 24-hour study period showed a significant difference in favor of the 5% dextrose-0.9% saline arm (P=.046) with the superiority apparent at 8 and 16 hours, but the advantage had dissipated by 24 hours. Secondary outcomes of vomiting, resolution of hyponatremia, hypochloremia and hypokalemia, length of hospitalization, duration of intravenous antiemetic, and rehydration were not different.

    CONCLUSIONS: Intravenous rehydration with 5% dextrose-0.9% saline or 0.9% saline solution in women hospitalized for hyperemesis gravidarum produced similar outcomes.

    CLINICAL TRIAL REGISTRATION: ISRCTN Register, www.controlled-trials.com/isrctn, ISRCTN65014409.

    LEVEL OF EVIDENCE: I.

    Matched MeSH terms: Double-Blind Method
  8. Tan PC, Soe MZ, Sulaiman S, Omar SZ
    Obstet Gynecol, 2013 Feb;121(2 Pt 1):253-259.
    PMID: 23344273 DOI: 10.1097/AOG.0b013e31827e7fd9
    OBJECTIVE: To compare immediate with delayed (4 hours) oxytocin infusion after amniotomy on vaginal delivery within 12 hours and patient satisfaction with the birth process.

    METHODS: Parous women with favorable cervixes after amniotomy for labor induction were randomized to immediate titrated oxytocin or placebo intravenous infusion in a double-blind noninferiority trial. After 4 hours, study infusions were stopped, the women were assessed, and open-label oxytocin was started if required. Maternal satisfaction with the birth process was assessed with a 10-point visual numerical rating scale (lower score, greater satisfaction).

    RESULTS: Vaginal delivery rates at 12 hours were 91 of 96 (94.8%) compared with 91 of 94 (96.8%) (relative risk 0.98, 95% confidence interval [CI] 0.92-1.04, P=.72), and maternal satisfaction on a visual numerical rating scale (median [interquartile range]) was 3 [3-4] compared with 3 [3-5], P=.36 for immediate compared with delayed arm, respectively). Cesarean delivery, maternal fever, postpartum hemorrhage, uterine hyperactivity, and adverse neonatal outcome rates were similar between arms. The immediate oxytocin arm had a shorter amniotomy-to-delivery interval of 5.3±3.1 compared with 6.9±2.9 hours (P

    Matched MeSH terms: Double-Blind Method
  9. Tan HM, Moh CL, Mendoza JB, Gana T, Albano GJ, de la Cruz R, et al.
    Urology, 2000 Oct 1;56(4):635-40.
    PMID: 11018621 DOI: 10.1016/s0090-4295(00)00688-9
    OBJECTIVES:
    To evaluate the efficacy, safety, and tolerability of oral sildenafil in Asian men with erectile dysfunction of various causes (organic, psychogenic, or mixed) and of more than 6 months' duration.

    METHODS:
    In this double-blind, parallel-group trial conducted at eight centers in Malaysia, the Philippines, and Singapore, 254 men, 26 to 78 years old, were randomized to 12 weeks of sildenafil or placebo taken as needed 1 hour before anticipated sexual activity. Initially, the sildenafil (n = 127) or matching placebo (n = 127) dose was 50 mg but could be increased to 100 mg or decreased to 25 mg because of a lack of efficacy or intolerance, respectively. Efficacy was assessed by the 15-question International Index of Erectile Function, patients' event logs of sexual activity, and a global efficacy question about erections.

    RESULTS:
    The two primary efficacy variables relating to achievement and maintenance of an erection sufficient for sexual intercourse, as assessed by the mean scores for International Index of Erectile Function question 3 (4.22 versus 2.59) and question 4 (4.15 versus 2.41), were both significantly higher with sildenafil than with placebo (P <0.0001). In addition, the five separate International Index of Erectile Function domains of sexual function, the percentage of successful intercourse attempts, and the global efficacy assessment of erections revealed significantly greater treatment effects in favor of sildenafil (P <0.0001 versus placebo for all variables). Treatment-related adverse events occurred in 22.8% of patients who received sildenafil and in 10.2% of those who received placebo.

    CONCLUSIONS:
    Sildenafil is an effective and well-tolerated treatment for Asian men with erectile dysfunction of broad-spectrum etiology.
    Matched MeSH terms: Double-Blind Method
  10. Tan HM, Chin CM, Chua CB, Gatchalian E, Kongkanand A, Moh CL, et al.
    Asian J Androl, 2008 May;10(3):495-502.
    PMID: 18385912 DOI: 10.1111/j.1745-7262.2008.00388.x
    To evaluate the efficacy and tolerability of vardenafil, a phosphodiesterase type-5 (PDE-5) inhibitor, in men of Asian ethnicity with erectile dysfunction (ED).
    Matched MeSH terms: Double-Blind Method
  11. Tan CK, Said S, Rajandram R, Wang Z, Roslani AC, Chin KF
    World J Surg, 2016 08;40(8):1985-92.
    PMID: 27098538 DOI: 10.1007/s00268-016-3499-9
    INTRODUCTION: Disruption of normal gut function is a common side effect post abdominal surgery. It may result in reduced tolerance to oral nutrition and progress to postoperative ileus. Microbial cell preparation is beneficial as a pre-surgical nutritional supplement to aid in bowel recovery and promote the return of normal gut function following abdominal surgery. The aim of this study was to evaluate the efficacy of pre-surgical administration of microbial cell preparation in promoting the return of normal gut function.

    METHOD: The study is a randomized, double-blind, placebo-controlled trial. In total, 40 patients were recruited. Patients were randomized to receive either microbial cell preparation (n = 20) or placebo (n = 20) for 7 days prior to elective surgery. The primary end point was the time to return of normal gut function, while the secondary end point was the duration of hospital stay.

    RESULTS: The treatment group demonstrated significantly faster return of normal gut function with a median of 108.5 h (80-250 h) which was 48 h earlier than the placebo group at a median of 156.5 h (94-220 h), p = 0.022. The duration of hospital stay in the treatment group was also shorter at a median of 6.5 days (4-30 days), in comparison to the placebo group at 13 days (5-25 days), p = 0.012.

    CONCLUSION: Pre-surgical administration of microbial cell preparation promotes the return of normal gut function in patients after colorectal cancer surgery, thus associated with faster recovery and shorter duration of hospital stay.

    Matched MeSH terms: Double-Blind Method
  12. Tan AH, Lim SY, Mahadeva S, Loke MF, Tan JY, Ang BH, et al.
    Mov Disord, 2020 12;35(12):2250-2260.
    PMID: 32894625 DOI: 10.1002/mds.28248
    BACKGROUND: Helicobacter pylori (HP) infection has been associated with worse motor function in Parkinson's disease (PD).

    OBJECTIVE: We aimed to evaluate the effects of HP eradication on PD symptoms.

    METHODS: In this parallel-group, double-blind, randomized placebo-controlled, single-center trial, patients with PD with positive HP urea breath test and serology were block randomized (1:1) to receive standard eradication triple therapy or identically appearing placebo capsules for 1 week. Prespecified motor (International Parkinson and Movement Disorder Society Unified PD Rating Scale [MDS-UPDRS], timed tests, and home-based wearable sensor measurements), nonmotor (Leeds Dyspepsia Questionnaire and Montreal Cognitive Assessment), and quality-of-life (Parkinson's Disease Questionnaire-39) outcome measures were assessed at weeks 6, 12, 24, and 52. The primary outcome was the baseline-to-week 12 change in ON medication MDS-UPDRS motor scores. Lactulose-hydrogen breath testing for concomitant small intestinal bacterial overgrowth was performed at baseline and repeated at week 24, together with the urea breath test.

    RESULTS: A total of 310 patients were screened for eligibility and 80 were randomly assigned, of whom 67 were included in the full-analysis set (32 treatment group patients, 35 placebo patients). HP eradication did not improve MDS-UPDRS motor scores at week 12 (mean difference 2.6 points in favor of placebo, 95% confidence interval: -0.4 to 5.6, P = 0.089). There was no significant improvement in any motor, nonmotor, or quality-of-life outcome at weeks 12 and 52. Both the full-analysis and per-protocol analyses (based on eradication status) supported these conclusions. Small intestinal bacterial overgrowth status did not influence treatment results.

    CONCLUSIONS: HP eradication does not improve clinical outcomes in PD, suggesting that there is no justification for routine HP screening or eradication with the goal of improving PD symptoms. © 2020 International Parkinson and Movement Disorder Society.

    Matched MeSH terms: Double-Blind Method
  13. Tan AH, Lim SY, Chong KK, A Manap MAA, Hor JW, Lim JL, et al.
    Neurology, 2021 02 02;96(5):e772-e782.
    PMID: 33046607 DOI: 10.1212/WNL.0000000000010998
    OBJECTIVE: To determine whether probiotics are effective for constipation, a common and often difficult-to-treat problem, in Parkinson disease (PD).

    METHODS: In this double-blind, randomized, placebo-controlled, single-center trial, 280 patients with PD were screened, and 72 eligible patients were block-randomized (1:1) to receive either multistrain probiotics capsules (n = 34) or identical-appearing placebo (n = 38), for 4 weeks. The primary endpoint was the change in the average number of spontaneous bowel movements (SBM) per week during the last 2 weeks of intervention compared with the 2-week preintervention phase, recorded by daily stool diary. Secondary outcome measures included changes in stool consistency, constipation severity score, and quality of life related to constipation. Satisfaction with intervention received was assessed. Change in levels of fecal calprotectin, a marker of intestinal inflammation, was an exploratory outcome.

    RESULTS: SBM increased by 1.0 ± 1.2 per week after treatment with probiotics and decreased by 0.3 ± 1.0 per week in the placebo group (mean difference 1.3, 95% confidence interval 0.8-1.8, p < 0.001). Significant improvements were also seen for secondary outcomes after correction for multiple comparisons, including stool consistency (p = 0.009) and quality of life related to constipation (p = 0.001). In the treatment group, 65.6% reported satisfaction with the intervention vs only 21.6% in the placebo group (p < 0.001). One patient (2.9%) in the treatment group withdrew due to a nonserious adverse event. Fecal calprotectin did not change significantly during the study.

    CONCLUSIONS: Multistrain probiotics treatment was effective for constipation in PD. Further studies are needed to investigate the long-term efficacy and safety of probiotics in PD, as well as their mechanisms of action.

    CLINICALTRIALSGOV IDENTIFIER: NCT03377322.

    CLASSIFICATION OF EVIDENCE: This study provides Class I evidence that, for people with PD, multistrain probiotics significantly increased the average number of SBM per week.

    Matched MeSH terms: Double-Blind Method
  14. Tamborlane WV, Barrientos-Pérez M, Fainberg U, Frimer-Larsen H, Hafez M, Hale PM, et al.
    N Engl J Med, 2019 Aug 15;381(7):637-646.
    PMID: 31034184 DOI: 10.1056/NEJMoa1903822
    BACKGROUND: Metformin is the regulatory-approved treatment of choice for most youth with type 2 diabetes early in the disease. However, early loss of glycemic control has been observed with metformin monotherapy. Whether liraglutide added to metformin (with or without basal insulin treatment) is safe and effective in youth with type 2 diabetes is unknown.

    METHODS: Patients who were 10 to less than 17 years of age were randomly assigned, in a 1:1 ratio, to receive subcutaneous liraglutide (up to 1.8 mg per day) or placebo for a 26-week double-blind period, followed by a 26-week open-label extension period. Inclusion criteria were a body-mass index greater than the 85th percentile and a glycated hemoglobin level between 7.0 and 11.0% if the patients were being treated with diet and exercise alone or between 6.5 and 11.0% if they were being treated with metformin (with or without insulin). All the patients received metformin during the trial. The primary end point was the change from baseline in the glycated hemoglobin level after 26 weeks. Secondary end points included the change in fasting plasma glucose level. Safety was assessed throughout the course of the trial.

    RESULTS: Of 135 patients who underwent randomization, 134 received at least one dose of liraglutide (66 patients) or placebo (68 patients). Demographic characteristics were similar in the two groups (mean age, 14.6 years). At the 26-week analysis of the primary efficacy end point, the mean glycated hemoglobin level had decreased by 0.64 percentage points with liraglutide and increased by 0.42 percentage points with placebo, for an estimated treatment difference of -1.06 percentage points (P<0.001); the difference increased to -1.30 percentage points by 52 weeks. The fasting plasma glucose level had decreased at both time points in the liraglutide group but had increased in the placebo group. The number of patients who reported adverse events was similar in the two groups (56 [84.8%] with liraglutide and 55 [80.9%] with placebo), but the overall rates of adverse events and gastrointestinal adverse events were higher with liraglutide.

    CONCLUSIONS: In children and adolescents with type 2 diabetes, liraglutide, at a dose of up to 1.8 mg per day (added to metformin, with or without basal insulin), was efficacious in improving glycemic control over 52 weeks. This efficacy came at the cost of an increased frequency of gastrointestinal adverse events. (Funded by Novo Nordisk; Ellipse ClinicalTrials.gov number, NCT01541215.).

    Matched MeSH terms: Double-Blind Method
  15. Taiyeb-Ali TB, Zainuddin SL, Swaminathan D, Yaacob H
    J Oral Sci, 2003 Sep;45(3):153-9.
    PMID: 14650580
    The aim of this randomised, parallel, double-blind study, in which 28 adult patients diagnosed with chronic gingivitis or early stages of chronic periodontitis were recruited, was to evaluate the efficacy of 'Gamadent' toothpaste compared to a placebo toothpaste. 'Gamadent' toothpaste has all the basic constituents of a toothpaste with the addition of a sea cucumber extract (SCE) of the species Stichopus sp. 1 to improve the healing potential of tissues. The placebo has the same basic constituents minus the extract. Out of the 28 patients, 14 were placed in the test group who used the 'Gamadent' toothpaste, and 14 patients were placed in the control group (2 control subjects defaulted and were excluded), who brushed using the placebo toothpaste. The longitudinal study was carried out over a period of 3 months with assessments made at baseline, 1 month, 2 months and 3 months after conventional therapy at the baseline visit. The clinical parameters used during the trial were Plaque Index (PI), Gingival Index (GI), Papilla Bleeding Index (PBI) and Probing Pocket Depth (PPD). A predetermined number of sites on a molar, premolar, canine and an incisor were examined and evaluated in each quadrant. After the baseline assessment, the patients had full mouth scaling and debridement as well as oral hygiene instructions. Patients were instructed to brush their teeth twice a day with the toothbrush provided (Oral-B plus, size 35) and toothpaste (test or control), using the Bass technique. At the 1-month assessment, there were significant mean reductions to baseline mean values in PI (P < 0.005) and GI (P < 0.001) in the test group as compared to the control group. At the end of the 2-month interval, significant reductions were observed in PI, PBI and PPD (P < 0.001). By the end of 3 months, there were significant differences in the mean reduction of all the parameters i.e. PI, PBI, GI and PPD (P < 0.001), between the test and control sites. In conclusion, 'Gamadent' toothpaste provided noteworthy benefits, producing statistically significant improvement in all clinical parameters compared to the placebo during the healing phase after conventional initial therapy.
    Matched MeSH terms: Double-Blind Method
  16. Taib MN, Shariff ZM, Wesnes KA, Saad HA, Sariman S
    Appetite, 2012 Feb;58(1):81-7.
    PMID: 21986189 DOI: 10.1016/j.appet.2011.09.004
    Changes in blood glucose are hypothesized to influence cognitive performance and these changes can be affected by certain nutrients. This double-blind 4-period cross-over study evaluated the effects of a slow-release modified sucrose (isomaltulose) in combination with a high concentration of lactose on cognitive performance of 5-6 year old children. Thirty children received a standard growing upmilk (Std GUM), reformulated growing up milk (Reform GUM), standard growing up milk with lactose-isomaltulose (Iso GUM), and a standard glucose drink (Glucose). The CDR System, a computerised cognitive assessment system, was used to assess various measures of attention and memory of the children at baseline (T=0), 60 (T=1), 120 (T=2), and 180 (T=3) minutes following the intake of test products. Overall, there was a decline in performance over the morning on almost every cognitive task. Children showed better attention following consumption of Iso GUM compared to Std GUM but attention was not significantly different than Reform GUM and glucose. Also, Iso GUM conferred a beneficial effect over both Reform GUM and glucose on sensitivity index of numeric working memory with no difference observed between Iso GUM and Std GUM. Surprisingly, glucose group showed lowest decline in the sensitivity index of spatial working memory and highest speed in picture recognition, although the latter was significantly better than Reform GUM only. For speed of spatial working memory, Reform GUM had the lowest decline but was significantly different only with Std GUM. There was, however, no significant difference among conditions for continuity of attention, speed of numeric working memory and picture recognition sensitivity. Despite the small sample size, the findings are intriguing as carbohydrate composition seems to influence some aspects of cognitive performance such as attention and memory. However, further studies are needed to confirm these findings.
    Matched MeSH terms: Double-Blind Method
  17. Suresh N, Nagendrababu V, Koteeswaran V, Haritha JS, Swetha SD, Varghese A, et al.
    Int Endod J, 2021 Feb;54(2):198-209.
    PMID: 32976660 DOI: 10.1111/iej.13416
    AIM: This randomized, double-blinded, clinical trial evaluated the effect of oral premedication of piroxicam, prednisolone, dexamethasone or placebo on postoperative pain after single-visit root canal treatment in teeth with symptomatic irreversible pulpitis and symptomatic apical periodontitis.

    METHODOLOGY: The trial is reported according to the Preferred Reporting Items for RAndomized Trials in Endodontics (PRIRATE) 2020 guidelines. The protocol was registered at the clinical trial registry (India) (CTRI/2019/06/019818). In total, 160 patients, assigned to four groups, received orally either 20 mg piroxicam, 20 mg prednisolone, 4 mg dexamethasone or a placebo 60 min before root canal treatment. Patients recorded their postoperative pain intensity at 6, 12, 24, 48 and 72 h using a 10-cm visual analogue scale. Intergroup comparison was performed using Kruskal-Wallis tests with post hoc analysis using Dunns test. Incidence of pain was analysed using chi-square tests. A P value  0.05). One patient in the piroxicam group reported gastritis, whereas no adverse effects were recorded in other groups.

    CONCLUSION: Preoperative oral administration of a single dose of 4 mg dexamethasone, 20 mg piroxicam or 20 mg prednisolone reduced the incidence and severity of postoperative pain following single-visit root canal treatment compared to a placebo in patients with symptomatic irreversible pulpitis and symptomatic apical periodontitis up to 24 h. The odds of postoperative pain at 24 h for patients premedicated with 4 mg dexamethasone or 20 mg piroxicam or 20 mg prednisolone were 5.3 times, 3.4 times and 2.5 times less compared to the placebo, respectively.

    Matched MeSH terms: Double-Blind Method
  18. Sundram K, Ismail A, Hayes KC, Jeyamalar R, Pathmanathan R
    J Nutr, 1997 Mar;127(3):514S-520S.
    PMID: 9082038
    Although dietary trans fatty acids can affect plasma lipoproteins negatively in humans, no direct comparison with specific saturated fatty acids has been reported, even though trans fatty acids were designed to replace saturates in foods and food processing. In this study, dietary trans 18:1 [elaidic acid at 5.5% energy (en)] was specifically exchanged for cis 18:1, 16:0 or 12:0 + 14:0 in 27 male and female subjects consuming moderate fat (31% en), low cholesterol (<225 mg/d) whole food diets during 4-wk diet periods in a crossover design. The trans-rich fat significantly elevated total cholesterol and LDL cholesterol relative to the 16:0-rich and 18:1-rich fats and uniquely depressed HDL cholesterol relative to all of the fats tested. Trans fatty acids also elevated lipoprotein (a) [Lp(a)] values relative to all dietary treatments. Furthermore, identical effects on lipoproteins were elicited by 16:0 and cis 18:1 in these subjects. The current results suggest that elaidic acid, one of the principal trans isomers produced during industrial hydrogenation of edible oils, adversely affects plasma lipoproteins. Thus, the negative effect of elaidic acid on the lipoprotein profile of humans appears to be unmatched by any other natural fatty acid(s).
    Matched MeSH terms: Double-Blind Method
  19. Sundram K, Hayes KC, Siru OH
    Am J Clin Nutr, 1994 Apr;59(4):841-6.
    PMID: 8147328
    In a double-blind crossover study, 17 normocholesterolemic male volunteers were fed carefully designed whole-food diets in which 5% of energy was exchanged between palmitic (16:0) and lauric + myristic acids (12:0 + 14:0) whereas all other fatty acids were held constant. Resident males received each diet during separate 4-wk periods. The test diets supplied approximately 30% of energy as fat and 200 mg cholesterol/d. Compared with the 12:0 + 14:0-rich diet, the 16:0-rich diet produced a 9% lower serum cholesterol concentration, reflected primarily by a lower (11%) low-density-lipoprotein-cholesterol concentration and, to a lesser extent, high-density-lipoprotein cholesterol. No diet-induced changes were noted in the cholesterol content of other lipoproteins, nor did exchange of saturated fatty acids affect the triglyceride concentration in serum or lipoprotein fractions. These data indicate that a dietary 12:0 + 14:0 combination produces a higher serum cholesterol concentration than does 16:0 in healthy normocholesterolemic young men fed a low-cholesterol diet.
    Matched MeSH terms: Double-Blind Method
  20. Sulaiman AH, Gill JS, Said MA, Zainal NZ, Hussein HM, Guan NC
    Int J Psychiatry Clin Pract, 2013 Jun;17(2):131-8.
    PMID: 22486597 DOI: 10.3109/13651501.2012.667116
    The objectives of this study were to determine the efficacy and safety of aripiprazole for treatment of psychosis, retention and abstinence in patients with methamphetamine dependence.
    Matched MeSH terms: Double-Blind Method
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