Displaying publications 1 - 20 of 78 in total

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  1. Teng CL
    Family Physician, 1996;9(3):23-24.
    This article chronicles the popular health beliefs of the Malays and Chinese regarding chickenpox, as seen through the eyes of a doctor. The interplay of several factors, namely, a marriage of two major cultures, chickenpox in pregnancy, concurrence of two major festivals make this a unique study in medical socio-anthropology.
  2. Fozi K, Teng CL, Krishnan R, Shajahan Y
    Med J Malaysia, 2000 Dec;55(4):486-92.
    PMID: 11221162
    This is a prospective study of clinical questions generated in primary care consultations and a comparison of two approaches to answering those clinical questions. Twenty-one doctors in a university-based primary care clinic submitted 78 clinical questions arising from patient consultations during 24 clinic days (0.01 question per patient encounter). These doctors subsequently found answers to 40% of their questions but were satisfied with only 67% of these answers. The investigators were able to provide answers for 95% of the questions asked and the doctors rated these answers as satisfactory in 86% of instances. Answers obtained by investigators had significantly higher satisfaction score than those obtained by doctors' search (p = 0.002). The two main findings of this study are (1) almost all questions arising in clinic setting could be answered by intensive search; (2) answers found by intensive searches were judged to be more satisfactory than those found routinely by doctors. Provision of an information retrieval service in addition to training in the searching and appraisal of medical literature are possible solutions to the information needs of busy clinicians.

    Study site: Primary Care Clinic,
    University Hospital Kuala Lumpur i
  3. Teng CL, Shajahan Y, Khoo EM, Nurjahan I, Leong KC, Yap TG
    Med J Malaysia, 2001 Jun;56(2):260-6; quiz 267.
    PMID: 11771093
    Upper respiratory tract infections are the commonest reason for consultation in primary care. Group A beta-haemolytic Streptococcus (GABHS), the most important bacterial pathogen in this condition, can be cultured from about 30% of patients, more so in children than adults. Clinical features that are predictive of positive GABHS culture are absence of cough, fever, cervical adenopathy, tonsillar enlargement and tonsillar exudate. Use of a sore throat score can help in the detection of streptococcal throat infection. Symptomatic therapies which are useful include anticholinergic, antihistamine, decongestant, humified hot air and Vitamin C. Antibiotics are universally over-prescribed in this condition as a result of high patient expectation and faulty clinical decision making. Oral Penicillin V for 10 days is the drug of choice. Effective intervention to reduce inappropriate antibiotic prescription probably require a multifaceted approach targeted at both the patients and the prescribers.
  4. Ariff KM, Teng CL
    Aust J Rural Health, 2002 Apr;10(2):99-103.
    PMID: 12047504 DOI: 10.1046/j.1440-1584.2002.00456.x
    Malaysia has a population of 21.2 million of which 44% resides in rural areas. A major priority of healthcare providers has been the enhancement of health of 'disadvantaged' rural communities particularly the rural poor, women, infants, children and the disabled. The Ministry of Health is the main healthcare provider for rural communities with general practitioners playing a complimentary role. With an extensive network of rural health clinics, rural residents today have access to modern healthcare with adequate referral facilities. Mobile teams, the flying doctor service and village health promoters provide healthcare to remote areas. The improvement in health status of the rural population using universal health status indicators has been remarkable. However, differentials in health status continue to exist between urban and rural populations. Malaysia's telemedicine project is seen as a means of achieving health for all rural people.
  5. Teng CL, Nurjahan MI, Hashim NA, Punithambigai P, Leong KC, Mihat O
    Med J Malaysia, 2003 Jun;58(2):159-66.
    PMID: 14569735 MyJurnal
    Over a 2-week period, the management of upper respiratory tract infection by 24 medical officers and medical assistants in Seremban District was studied. Each practitioner recorded clinical data and prescription for twenty consecutive patients using a structured questionnaire. The extent to which the practitioners used "predictive features" (fever, absence of cough, cervical adenopathy, enlarged tonsils and exudates on tonsils) in clinical decision-making was analysed. The mean antibiotic prescription rate was 28.7% (95% CI: 24.6%, 33.0%). The antibiotic prescription rate of medical officers and medical assistants were similar. Five features were independently associated with antibiotic prescription (phlegm, fever, cervical adenopathy, red throat and tonsillar exudates). Antibiotics were prescribed for 22.1% of patients with 0-1 predictive features. High prescribers were 5 times more likely to prescribe antibiotics in this group of patients than low prescribers. To a large extent the clinical decision-making of practitioners in this study was evidence based. However, they were unduly influenced by purulent manifestation (phlegm) and redness of throat. The antibiotic prescription rate in these government health clinics is potentially reducible by means of educational intervention.
  6. Teng CL, Syed Aljunid SM, Cheah M, Leong KC, Kwa SK
    Med J Malaysia, 2003 Aug;58(3):365-74.
    PMID: 14750376
    BACKGROUND: The majority of primary care consultations in Malaysia occur in the general practice clinics. To date, there is no comprehensive documentation of the morbidity and practice activities in this setting.
    OBJECTIVES: We reported the reasons for encounter, diagnoses and process of care in urban general practice and the influence of payment system on the morbidity and practice activities.
    METHODS: 115 clinics in Kuala Lumpur, Ipoh and Penang participated in this study. General practitioners in these clinics completed a 2-page questionnaire for each of the 30 consecutive patients. The questionnaire requested for the following information: demographic data, reasons for encounter, important physical findings, diagnoses, investigations ordered, outpatient procedures performed, medical certificate given, medication prescribed and referral made. The morbidity (reasons for encounter and diagnoses) was coded using ICPC-2 and the medication data was coded using MIMS Classification Index.
    RESULTS: During 3481 encounters, 5300 RFEs (152 RFEs per 100 encounters) and 3342 diagnoses (96 diagnoses per 100 encounters) were recorded. The majority of the RFEs and diagnoses are in the following ICPC Chapters: Respiratory, General and unspecified, Digestive, Neurological, Musculoskeletal and Skin. The frequencies of selected aspects of the process of care (rate per 100 encounters) were: laboratory investigations 14.7, outpatient procedures 2.4, sick certification 26.9, referral 2.4, and medication prescription 244. Consultation for chronic diseases and acute infections were influenced more by demographic variables (age, employment) rather than payment system. Cash-paying patients were more likely to receive laboratory investigations and injections.
    CONCLUSION: This study demonstrated the breadth of clinical care in the general practice. Relatively fewer patients consulted specifically for preventive care and treatment of chronic diseases. The frequencies of outpatient procedures and referrals appeared to be low. Payment system results in important differences in patient mix and influences some types of practice activities.
  7. Mimi O, Teng CL, Chia YC
    Med J Malaysia, 2003 Oct;58(4):533-8.
    PMID: 15190629
    This study was undertaken to clinically estimate the prevalence of diabetic peripheral neuropathy amongst patients attending an outpatient clinic and to evaluate their risk factors for developing peripheral neuropathy. It was a cross-sectional study of 134 diabetes mellitus patients who attended the Primary Care Clinic, University Hospital, Kuala Lumpur. The patients were interviewed for their demographic data, past and present medical/surgical history, social history, personal habits and symptoms of peripheral neuropathy. Foot examination and clinical neurological tests were conducted and the presence of peripheral neuropathy was assessed. The main outcome measures were the Neuropathy Symptom Score and the Neuropathy Disability Score. The prevalence of diabetic peripheral neuropathy was found to be 50.7%. Peripheral neuropathy was related to the age of the patient and the duration of diabetes but did not seem to be significantly related to diabetic control. To conclude, there was a high prevalence of peripheral neuropathy amongst the diabetics in this study. These patients developed peripheral neuropathy at a younger age and shorter duration of diabetes compared to a similar study that was done in the UK.
    Study site: Primary care clinc, University Malaya Medical Centre (UMMC), Kuala Lumpur, Malaysia
  8. Teng CL, Mohd Jamin Z, Mohd Kamaruddin NI, Idris SA
    Asia Pac Fam Med, 2003;2(1):23-26.
    Aim: This study explored the health beliefs, concerns and expectations of primary care patients presenting with abdominal pain, headache and chest pain. Methods: Over a 6-week period, 107 adult patients with symptoms of pain were interviewed using a semistructured questionnaire. Results: The presenting symptoms of these patients were: abdominal pain, 41; headache, 35; and chest pain, 31. Females made up 53.3%; the ethnic groups were Malay (35.5%), Chinese (18.7%) and Indian (45.8%); and 71.8% of the patients had primary or secondary education. The patients' attributions of their symptoms were predominantly non-medical in all three ethnic groups. The non-medical causes mentioned include food, trauma, stress, weather changes and winds ('angin'). Only two fifths of the patients mentioned disease-specific concerns. Three quarters of these patients expected either medications or wanted the doctor to look for serious causes. Very few patients specifically wanted referral or special tests. Conclusions: The patients in the study had health beliefs and concerns, in view of their non-medical focus, that was at variance with those of the health care providers. However, having decided to consult the health clinic, they were mainly looking for symptomatic relief or evaluation for serious pathology.
  9. Hanafi NS, Teng CL, Yasin S
    Asia Pac Fam Med, 2003;2(1):10-15.
    Aim: To assess the importance of continuity of care among diabetic patients attending a primary care clinic and to correlate degree of continuity of care with diabetic control. Methods: A cross sectional survey was carried out among diabetic patients (n = 166) attending follow-up consultations in a family practice clinic of a teaching hospital. Face-to-face interviews were carried out on patients' perception of continuity of care and various aspects related to diabetes. Diabetic control was assessed by glycosylated hemoglobin. Retrospective chart audits of each patient over the previous 28 months were done to assess the degree of continuity of care, measured with the Usual Provider Continuity Index (UPCI). Results: The UPCI ranged from 0.18 to 1.00 with a mean value of 0.60. The average number of visits per patient over the 28-month period was 11.7 visits. The majority of patients saw five different doctors for all their visits. There were no statistically significant associations between the degree of provider continuity with diabetic control (r = 0.054) and diabetic self-care behavior (r = 0.065). The majority of patients (89%) felt that it was important to have a regular doctor. The main reason given was that a regular doctor would know the patient's problems. Conclusions: Continuity of care was highly valued by diabetic patients attending a hospital-based family practice clinic. Even though the degree of continuity was not associated with the degree of diabetic control, patients felt that it was important to have doctors who are aware of their problems.
  10. Loh LC, Teng CL, Teh PN, Koh CN, Vijayasingham P, Thayaparan T
    Med J Malaysia, 2004 Aug;59(3):335-41.
    PMID: 15727379
    Inefficient metered-dose inhaler (MDI) technique results in poor drug delivery, suboptimal disease control a possibility of inhaled medication overuse. The MDI technique of 134 government hospital and clinic followed-up adult asthmatic patients followed-up in a government hospital and a heath clinic was pragmatically assessed based on the 3 obligatory steps of adequate lip seal, appropriate hand-breath coordination and sufficient breath holding after inhalation. The relationship between technique efficiency and frequency of daily short-acting beta2-agonist (SABA) use via the MDI and asthma exacerbations over a 12-month period was also assessed. Fifty-six patients (42%) had inefficient MDI technique. All demographic and asthma-related variables between the 'efficient' and 'inefficient' technique groups of patients were comparable except for significantly longer mean years of MDI use in the 'efficient' technique group [mean (SD): 10 (7) vs. 7 (5); p=0.003]. There were no significant differences between the two groups in relation to frequency of daily SABA use or asthma exacerbations over the past 12 months. Despite having been available in Malaysia for a considerable period of time, the MDI device is still poorly handled by a large proportion of adult asthmatic patients. Changing to other more user-friendly devices or use of spacer devices to facilitate delivery should be considered for these patients.
    Study site: Hospital Tuanku Jaafar, Seremban, Negeri Sembilan; Klinik Kesihatan Seremban, Malaysia
  11. Teng CL, Achike FI, Phua KL, Norhayati Y, Nurjahan MI, Nor AH, et al.
    Int J Antimicrob Agents, 2004 Nov;24(5):496-501.
    PMID: 15519484 DOI: 10.1016/j.ijantimicag.2004.06.015
    Antibiotic prescribing by primary care doctors has received renewed interest due to the continuing emergence of antibiotic resistance and the attendant cost to healthcare. We examined the antibiotic prescribing rate in relation to selected socio-demographic characteristics of the prescribers at the Seremban Health Clinic, a large public primary care clinic, designated for teaching, in the state of Negeri Sembilan, Malaysia. Data were obtained from: (1) retrospective review of prescriptions for the month of June 2002 and (2) a questionnaire survey of prescribers. A total of 10667 prescriptions were reviewed. The overall antibiotic prescribing rate was 15%; the rate (16%) was higher for the general Outpatient Department (OPD) than the 3% for the Maternal & Child Health Clinic (MCH). The antibiotic prescription rates for upper respiratory tract infection (URTI) were 26% and 16%, respectively, for the OPD and MCH. Half of all the antibiotic prescriptions were for URTI making prescribing for URTI an appropriate target for educational intervention. The URTI-specific antibiotic prescription rate did not correlate with the prescribers' intention to specialise, patient load, perceived patient's expectation for an antibiotic, or the score for knowledge of streptococcal tonsillitis. Prescribing behaviours and record-keeping practices requiring correction were identified.
    Study site: Klinik Kesihatan Seremban, Negeri Sembilan, Malaysia
  12. Teng CL, Leong KC, Aljunid SM, Cheah M
    Asia Pac Fam Med, 2004;3(1&2):38-45.
    Aims. To document the antibiotic prescribing rate for upper respiratory tract infections (URTI) in general practice and its associated factors. Methods. Data extracted from a morbidity survey of 150 general practice clinics in three urban areas in Malaysia. Participating general practitioners recorded demographic, morbidity and process of care data for 30 consecutive adult patients using a structured form. [year of study=1999] Results. URTI contributed 940 (27.0%) of the total of 3481 encounters recorded. Antibiotic was prescribed in 68.4% of encounters with URTI; a significant proportion of the antibiotic choice was inappropriate. Half the antibiotics prescribed in this study were due to URTI. [overall antibiotic prescribing rate for all encounters=33.4%] Conclusions. General practitioners need to re-examine their own prescribing for URTI and decide whether it is consistent with current guidelines. Rational prescribing is not just part of the professional role of doctors, but will go a long way to impede the emergence of antibiotic resistance.
  13. Chan GC, Teng CL
    Med J Malaysia, 2005 Jun;60(2):130-3.
    PMID: 16114151
    A cross sectional study using a self-administered questionnaire to determine the perceptions of primary care doctors towards evidence-based medicine (EBM) was conclucted in Melaka state. About 78% of the primary care doctors were aware of EBM and agreed it could improve patient care. Only 6.7% of them had ever conducted a Medline literature search. They had a low level of awareness of review publications and databases relevant to EBM; only about 33% of them were aware of the Cochrane Database of Systemic Reviews. Over half of the respondents had at least some understanding of the technical terms used in EBM. Ninety percent of the respondents had Internet access and the majority of them used it at home. The main barriers to practicing EBM were lack of personal time and lack of Internet access in the primary care clinics.
  14. Zailinawati AH, Teng CL, Kamil MA, Achike FI, Koh CN
    Med J Malaysia, 2006 Jun;61(2):162-7.
    PMID: 16898306 MyJurnal
    The prevalence of pain complaints as a reason for patient-doctor encounters in the local primary care setting is unknown. We performed a cross-sectional survey of such encounters in one public primary care clinic (KK) and 17 general practice clinics (GP), from the city of Seremban, Negeri Sembilan, Malaysia. Reasons for visits were recorded by doctors in KK and medical students in GP using a structured questionnaire. Morbidity data was coded using the International Classification of Primary Care (ICPC-2). A total of 2234 encounters were recorded (80.9% from KK, 19.1% from GP). The overall prevalence of pain complaints was 31.9% with a significant difference between the two cohorts (KK 28.7% and GP 45.2%, p<0.001). Musculoskeletal pain complaints were more common in KK than GP (40.9% versus 29.7%, p<0.05). Of the 3 main ethnic groups in Malaysia (Malay, Chinese and Indian) the Indian patients at KK had the highest prevalence of pain complaints and the Chinese at the GP had the lowest. Thus pain was a common complaint in the two different primary care settings studied. Some of the differences observed are probably due to the differences in the healthcare seeking behaviour of patients consulting at these two settings as well as differences in the payment systems.
  15. Teng CL, Achike FI, Phua KL, Nurjahan MI, Mastura I, Asiah HN, et al.
    Med J Malaysia, 2006 Aug;61(3):323-31.
    PMID: 17240584
    We assessed the effectiveness of an educational intervention in reducing antibiotic prescribing in public primary care clinics in Malaysia. Twenty-nine medical officers in nine clinics received an educational intervention consisting of academic detailing from the resident Family Medicine Specialist, as well as an information leaflet. The antibiotic prescribing rates were assessed for six months - three months before and three months after the intervention. A total of 28,562 prescriptions were analyzed. Among participating doctors, general antibiotic prescribing rates for pre- and post-intervention phases were 14.3% and 11.0% (post-intervention vs pre-intervention RR 0.77, 95% CI 0.72 to 0.83). The URTI-specific antibiotic prescribing rates for pre- and post-intervention phases were 27.7% and 16.6%, respectively (post-intervention vs pre-intervention RR 0.60, 95% CI 0.54 to 0.66). No significant change in antibiotic prescribing rates was observed among primary care practitioners who did not participate in the study. This low cost educational intervention using both active and passive strategies focusing on URTI produced a statistically significant (and clinically important) reduction in antibiotic prescribing.
    Study site: Klinik Kesihatan, Negeri Sembilan, Malaysia
  16. Ding CH, Teng CL, Koh CN
    Med J Malaysia, 2006 Oct;61(4):399-404.
    PMID: 17243515 MyJurnal
    The Malaysian Ministry of Health has undertaken various campaigns on healthy lifestyle and health promotion over the years. The impact of these campaigns has been mixed and not well documented. This cross-sectional study evaluated the knowledge level of patients with and without diabetes in a large urban polyclinic using a 41-item questionnaire. One hundred and forty-nine adults (83 with diabetes, 66 without diabetes) participated in this study. Patients with diabetes had higher overall knowledge scores than those without diabetes (81.8% vs 64.0%, p < 0.001). While the overall knowledge of patients without diabetes appeared to be acceptable, several areas of knowledge deficiency were identified in this group--areas that should be filled by the on-going health promotion activities.
    Study site: Klinik Kesihatan Seremban, Seremban, Negeri Sembilan, Malaysia
  17. Teng CL, Hanafi NS, Ng CJ, Chia YC, Atiya AS
    J Paediatr Child Health, 2006 Oct;42(10):612-7.
    PMID: 16972968 DOI: 10.1111/j.1440-1754.2006.00937.x
    AIM: Fever in children, a mostly benign and self-limiting illness, is often viewed with consternation by the care givers. It results in early consultation and excessive use of antipyretics and antibiotics. In this study, we document the prescribing practice of doctors from three primary care settings in Malaysia and identify the predictors of antibiotic prescription.
    METHODS: Interview of care givers bringing febrile children (age = 12 years) to three primary care settings: public primary care clinics, private general practice clinics and a university-based primary care clinic.
    RESULTS: Data from 649 children were analysed. Mean age of children 4.1 years and 55% were boys. One-third of the children had prior consultation for the same episode of fever. About 80% of the febrile children were diagnosed to have upper respiratory tract infection, viral fever and gastroenteritis. Overall antibiotic prescribing rate was 36.6% (public primary care clinic 26.8%, private general practice clinic 70.0% and university-based primary care clinic 32.2%). Independent predictors of antibiotic prescription were: clinic setting, longer duration of fever (>7 days), higher temperature (>38 degrees C) and the diagnosis of upper respiratory tract infections. After controlling for demographic and clinical factors, antibiotic prescription in private general practice clinic was seven times higher than public primary care clinic (odds ratio 7.1, 95% confidence interval 4.0-12.7), and 1.6 times higher than university-based primary care clinic (odds ratio 1.6, 95% confidence interval 1.0-2.5).
    CONCLUSION: Differences in the patients' demographic and clinical characteristics could not adequately explain the high antibiotic prescribing rate in private general practice clinics. This inappropriately high antibiotic prescribing for febrile children in private general practice clinics is a suitable target for future intervention.
  18. Leong KC, Chen WS, Leong KW, Mastura I, Mimi O, Sheikh MA, et al.
    Fam Pract, 2006 Dec;23(6):699-705.
    PMID: 16916871
    BACKGROUND: Non-attendance is common in primary care and previous studies have reported that reminders were useful in reducing broken appointments.
    OBJECTIVE: To determine the effectiveness of a text messaging reminder in improving attendance in primary care.
    DESIGN:
    Multicentre three-arm randomized controlled trial.
    SETTING: Seven primary care clinics in Malaysia. Participants. Patients (or their caregivers) who required follow-up at the clinics between 48 hours and 3 months from the recruitment date. Interventions. Two intervention arms consisted of text messaging and mobile phone reminders 24-48 hours prior to scheduled appointments. Control group did not receive any intervention. Outcome measures. Attendance rates and costs of interventions.
    RESULTS: A total of 993 participants were eligible for analysis. Attendance rates of control, text messaging and mobile phone reminder groups were 48.1, 59.0 and 59.6%, respectively. The attendance rate of the text messaging reminder group was significantly higher compared with that of the control group (odds ratio 1.59, 95% confidence interval 1.17 to 2.17, P = 0.005). There was no statistically significant difference in attendance rates between text messaging and mobile phone reminder groups. The cost of text messaging reminder (RM 0.45 per attendance) was lower than mobile phone reminder (RM 0.82 per attendance).
    CONCLUSIONS: Text messaging reminder system was effective in improving attendance rate in primary care. It was more cost-effective compared with the mobile phone reminder.
  19. Abu Hassan Z, Hanafi NS, Teng CL
    Malays Fam Physician, 2006;1(1):29-31.
    PMID: 26998208
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