Displaying publications 121 - 140 of 3614 in total

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  1. Babatunde SM, Ramanoon SZ, Shaik Mossadeq WM, Mansor R, Syed Hussain SS
    Animals (Basel), 2019 May 23;9(5).
    PMID: 31126064 DOI: 10.3390/ani9050270
    Lameness continues to be a welfare and economic issue for dairy cows. However, the consequences of lameness seem to be better understood by veterinarians and related personnel in comparison to dairy farmers. Prompt detection and treatment of lame cows is essential in reducing its negative impact on milk processing systems. To that end, understanding farmers' perceptions regarding the significance of lameness to dairy cows is vital. One fundamental aspect is the underestimation of lameness prevalence by dairy farmers, which is as a result of different understanding of the problem. The same applies to their decision to treat lame cows and to adopt various detection and management practices. All of these shortcomings contribute to poor cattle welfare and economic losses in dairy production. This review summarizes the results of studies that have investigated dairy farmers' perceptions of lameness and the associated implications on the wellbeing and productivity of dairy cows. Factors associated with farmers' attitudes toward claw health and lameness management are also presented. Additionally, economic observations relating to lameness prevention, treatment and the adoption of lameness detection systems are also highlighted. To strengthen these points, interventional programmes requiring farmers' participation are discussed as a promising approach in answering some of these challenges. A review of the literature indicates both the opportunities and barriers inherent in the tackling the lameness issue from the farmers' perspectives. Such knowledge is crucial in identifying measures on how to motivate dairy farmers towards proper lameness management.
    Matched MeSH terms: Prevalence
  2. Dorny P, Casman C, Sani R, Vercruysse J
    Ann Trop Med Parasitol, 1993 Aug;87(4):407-10.
    PMID: 8250633
    Matched MeSH terms: Prevalence
  3. Dorny P, Van Aken D
    Ann Trop Med Parasitol, 1992 Feb;86(1):83-5.
    PMID: 1616398
    Matched MeSH terms: Prevalence
  4. Oche OM, Sadiq UA, Oladigbolu RA, Chinna K
    Ann Afr Med, 2018;17(3):125-132.
    PMID: 30185681 DOI: 10.4103/aam.aam_39_17
    BACKGROUND: In resource-scarce settings like Nigeria, access to conventional drugs and antiretroviral therapy (ART) is highly limited, hence the resort to use of traditional herbal medicine by a significant number of people living with human immunodeficiency virus and acquired immunodeficiency syndrome (HIV/AIDS) (PLWHAs). Traditional medicine (TM) continues to provide health coverage for most of the people in developing countries, and it is equally becoming increasingly popular in western countries.

    AIM: This study aims to present the status and use of TM and determine the factors associated with its use among patients with HIV/AIDS on highly active ART in a tertiary health institution in Sokoto, Northwest Nigeria.

    METHODOLOGY: This was a descriptive, cross-sectional study involving HIV/AIDS patients attending antiretroviral treatment center of the Usmanu Danfodiyo University Teaching Hospital (UDUTH), Sokoto, Nigeria. The study population comprised PLWHAs attending the ART clinic of the hospital (UDUTH). A total of 271 respondents were recruited into the study and administered a set of pretested structured questionnaire. Ethical approval for this study was obtained from the ethical committee of the teaching hospital.

    RESULTS: Only 11 (4.2%) of the respondents had used TM before, of whom 9 (5%) were females and 2 (2.7%) were males with P = 0.399. Only one of the respondents had side effects following the use of TM, and the most common reason for the use of TM was as a result of too much weight loss.

    CONCLUSION: Although the use of TM among the study participants in Sokoto was low, there is need to educate PLWHAs about the possible risks of interactions following the concurrent use of TM and ART.

    Matched MeSH terms: Prevalence
  5. Ng KH, Siar CH, Ramanathan K, Murugasu P
    Ann Dent, 1986;45(2):7-10.
    PMID: 3468879
    Matched MeSH terms: Prevalence
  6. Esa, R., Razak, I.A.
    Ann Dent, 1996;3(1):-.
    MyJurnal
    In Malaysia the School Dental Service (SDS) provides comprehensive dental treatment with the aim of rendering the child dentally fit before leaving primary school at 12 years. Hence the purpose of this study was to investigate I) the prevalence and treatment needs of traumatised permanent incisors and 2) to assess their relationship to the degree of incisor overjet amongst 12-13 year-old schoolchildren. The sample comprised of 1519 schoolchildren attending 20 secondary government and government-aided schools in Klang district. There were 772 boys and 747 girls. The sampling procedure involved a multistage, clustered and stratified random sampling. The prevalence of traumatic injuries in permanent incisors was 2.6% which confirmed the results of a previous local study. Boys suffered more trauma than girls with a ratio of about 1.5:I. A majority (77.5% ) of the children had one tooth affected. The most commonly affected teeth were the upper central incisors (91.8%) followed by the lower central incisors (4.1%). A high percentage (57.5%) of children with traumatised anterior teeth had increased overjet (>3mm). Almost all cases (93.9%) required two or more surface fillings. However the majority of affected children (56%) were satisfied with their appearance. It is concluded that traumatic dental injuries should be incorporated as part of the treatment plan for the SDS and appropriately managed soon after occurrence or not later than 12 years after which they leave the SDS. Future epidemiological studies should also give due emphasis to the relative importance of traumatised teeth in children.
    Matched MeSH terms: Prevalence
  7. Jaafar, N., Saub, R., Razak, I.A.
    Ann Dent, 1997;4(1):9-12.
    MyJurnal
    A pilot study was conducted on 135 sixteen-year-old students from three rural schools in Kelantan to establish the prevalence of orofacial pain and discomfort. About 44% reported to have experienced some oro-facial pain in the preceding four weeks. About 27% of those with pain, still experienced the pain at the time of clinical examination but only 8% have consulted professional help. Most of the pain encountered were only mild or moderate in nature. Only 7% and 10% respectively, reported that the pain affected their sleep and concentration to study. The main cause was toothache and sensitivity. The prevalence of discomfort was 22%, the most common causes being recurrent oral ulcers and bleeding gums. The impacts of orofacial pain was mainly manifested at the personal level, and very few affecting social functioning. However, untreated decay and missing teeth were very low (mean DT 0.47, mean MT 0.27), while filled teeth (mean Ff 2.9) was the main component of the DMFf (mean 3.66, sd ± 2.6). Severe periodontal disease and the prevalence of traumatised teeth was not a major public health problem. The high prevalence of pain merit further research. Therefore a larger study involving other age-groups in other states is planned.
    Matched MeSH terms: Prevalence
  8. Yusof ZYM, Mohamed NH, Radzi Z, Yahya NA, Ramli AS, Abdul Kadir R
    Ann Dent, 2007;14(1):31-38.
    MyJurnal
    Background: The high prevalence and impacts of orofacial pain (OFP) have caused major sufferings to individuals and society. The purpose of the study was to investigate the problems and impacts of OFP among a group of Malaysian aborigines. The objectives were to determine (i) the prevalence, aetiology, duration, severity, types and persistence of OFP during the past 3 months preceding the study; (ii) its associated impact on daily performance; and (iii) the measures taken for pain relief.
    Methods: This is a cross sectional study carried out in Kuala Lipis, Pahang involving 6 villages of Orang Asli Bateq and Semai. Study sample was chosen using convenient sampling including adults aged 16 years and above. Participants were invited for an interview using structured questionnaire followed by clinical examination. Data analysis was carried out using SPSS ver12.
    Results: Response rate was low at 20% (n = 140). Over one-quarter (26.4%) of the sample experienced OFP in the previous 3 months. Toothache was found to be the main aetiology (83.3%) followed by gingival pain (18.9%), temporomandibular joint (10.8%) and facial pain (8.1%). Mean duration of pain was 9.8 days for toothache, 162.4 days for gingival pain, 7.3 days for TMJ and 5.7 days for facial pain. Of those who had OFP, over half rated the pain as moderate (37.8%) and severe (29.7%) and most of the pain was ‘intermittent’ in nature (81.1%). Over half (62.2%) admitted the pain had disappeared during the interview. In terms of pain relief, 56.8% of the sample used traditional medicine. The pain had impacted on the chewing ability (70.3%, p=0.01), ability to sleep at night (73.0%, p<0.001), levels of anxiety (70.3%), ability to perform daily chores (33.3%) and social life (35.1%) of the Orang Asli sample.
    Conclusion: This study suggests the prevalence of OFP was high among the Orang Asli sample, which imposed considerable physical and psychological impacts on daily life.
    Key words: orofacial pain; impacts; quality of life; Malaysian aborigines
    Matched MeSH terms: Prevalence
  9. Taiyeb Ali, T.B., Zain, R.B., Raja Latifah, Razak, I.A.
    Ann Dent, 1998;5(1):-.
    MyJurnal
    The prevalence of tooth loss amongst the elderly is generally very high. Hence mastication and subsequently nutrition is greatly affected leading to the impairment of their general health. Therefore denture construction is an important aspect in the rehabilitation of the oral and general health in most elderlies. However, poorly constructed dentures and lack of maintenance coupled with various other health and healthrelated problems of the elderly, for instance poor general health especially with immunocompromised states, multiple medication intake, xerostomia, reduced mobility, economic status, mental state and ignorance may all lead to discomfort and denture associated lesions in these elderly patients. No regional studies or data on denture-related lesions in the general population have been reported. Previous epidemiological studies of adults in Malaysia (1,2) and other local studies have not investigated lesions of the oral tissues associated with geriatric denture wearers although studies in developed countries, where prevalence of denture usage is high, have noted that denture-related lesions to be the most common group of oral mucosal lesions in the elderly (3-7). As has been reported in most developing countries, the proportion of elderly in Malaysia is also increasing. It has also been noted that the mean number of teeth present decreases as age increases; in those between 15 to 19 years, all 28 teeth are present, 35 to 44 years-old have 23 teeth whereas those above 65 years retain only 12 teeth. Edentulousness increases from 0% to 7.3% to 56.6% in these age groups respectively (2). It is anticipated that with the increasing population of the elderly in Malaysia and the improving economy, the proportion of denture wearers in the population will increase. In view of the lack of investigations in Malaysia focusing exclusively on this group of lesions, it is therefore the aim of this pilot investigation to highlight the prevalence of denture- related lesions in a representative population of the elderly living in the community, both in the urban and rural areas. It may also form a basis against which future studies can be compared.
    Matched MeSH terms: Prevalence
  10. Abdul Kadir, R., Latifah Abdol Latif
    Ann Dent, 1998;5(1):-.
    MyJurnal
    To date, fluorides has remained to be the best means of controlling dental caries. Fluoride is given either systematically via fluoridated water or topically through other supplements including toothpastes. In recent years increasing prevalence of enamel defects or fluorosis is observed in both populations receiving or not receiving water fluoridation. It is suspected that excessive ingestion of a "standard" 1000 to 1500 ppm fluoride from toothpastes might be a contributing factor to the presence of such defects. In Malaysia, reports of enamel defects occurring amongst 12 to 16 year-old schoolchildren ranged between 67 to 88 percent. Where water fluoridation is available, the amount of fluorides received from the home is between 0.3 to 0.5 ppm F. However, almost all toothpastes sold locally contains fluoride, the content of which is unknown to the consumers. This study reports on the analysis of fluoride levels carried out on 20 toothpaste samples sold locally. Results showed that fluoride levels in all 20 samples ranged between 20 to 1970 ppm F. Only two of the 20 samples analyzed, however, indicated having a level anywhere near the "standard" level. In addition, only two type~ of children's toothpaste with a fluoride concentration of 20 and 450 ppm F were commonly available as compared to adult toothpastes in all the samples studied.
    Matched MeSH terms: Prevalence
  11. Rapeah, M.Y., Munirah, Y., Latifah, K., Faizah, K., Norsimah, S., Maryana, M., et al.
    Ann Dent, 2008;15(2):77-81.
    MyJurnal
    The aims of this study were to determine the prevalence and factors that influenced smoking behaviours among male adolescents in Kuantan, Pahang. A cross-sectional study was conducted among the form four male students in Kuantan District. Three hundred and twenty three students were randomly selected from eight secondary schools. A self-administered questionnaire was distributed to all the respondents. Almost half of the sample was smokers (45.8%) and half of them were Malays (53.1%). Students whose parents had lower level of occupation were more likely to smoke (58.8%). Among smokers, 34.5% of them smoked since primary school and a majority (91.7%) smoked 10 or less cigarettes per day. Half of them (53.4%) reported that they bought loose cigarettes and most of them used their school pocket money to purchase the cigarettes (81.7%). From the multivariate analysis, it was found that Non-Science Stream classes (OR=3.92, 95% CI= 2.10, 7.32), peers' smoking (OR=6.07, 95% CI= 2.32, 15.92), and attitude towards smoking (OR= 21.93, 95% CI= 9.71,49.51) were significantly associated with smoking habit. The prevalence of smoking among male adolescents was considerably high'in this population. It is recommended that antismoking activities in school be carried out regularly and should involve an active participation from the adolescents themselves since peers have great influence on smoking habits.
    Matched MeSH terms: Prevalence
  12. Kumar SKS, Zain RB
    Ann Dent, 2004;11(1):41-50.
    MyJurnal
    Oral cancer is the sixth most common malignancy in the world. Despite recent advances in cancer diagnoses and therapies, the five-year survival rate of oral cancer patients has remained at a dismal 50% in the last few decades. Oral cancer is of major concern in Southeast Asia primarily because of the prevalent oral habits namely betel quid chewing, smoking and alcohol consumption. This paper provides a brief overview on the various aetiological agents and risk factors implicated in the development of oral cancer.
    Matched MeSH terms: Prevalence
  13. Vaithilingam, R.D., Taiyeb-Ali, T.B., Yusuf, R.
    Ann Dent, 2010;17(1):1-8.
    MyJurnal
    This cross-sectional study was carried out to identify A. actinomycetemcomitans and P. intermedia in the subgingival plaque of three ethnic groups (Malays, Chinese and Indians) in a selected group of adult Malaysians with advanced Chronic Periodontitis and to correlate these findings with their periodontal status. Thirty periodontally diseased adults were age, gender and ethnically matched with 30 healthy individuals. Clinical parameters were assessed for all. Subgingival plaque samples were collected for identification of A. actinomycetemcomitans and P. intermedia using polymerase chain reaction. Prevalence for P. intermedia (83.3%) was high and A. actinomycetemcomitans
    (6.7%) low in the total subject population. P. intermedia and A. actinomycetemcomitans were more
    prevalent in diseased (86.7%, 10% respectively) than in healthy (80%, 3.33% respectively) subjects. A. actinomycetemcomitans was detected in 15% Indians, 5% Malays but none of the Chinese subjects whereas P. intermedia was detected in 90% Malays, 85% Indians and 75% Chinese subjects. No significant association between presence of A. actinomycetemcomitans
    and P. intermedia with race and periodontal disease status was found. Only A. actinomycetemcomitans had a significant association with clinical attachment level (CAL) (p < 0.05). In conclusion, in this small subject group, none of the pathogens were associated with race and periodontal disease status and only A. actinomycetemcomitans had a significant association with CAL.
    Matched MeSH terms: Prevalence
  14. Sujak, S.L., Abdul Kadir, R.
    Ann Dent, 1999;6(1):-.
    MyJurnal
    A study was undertaken to identify the oral health status and treatment needs of 403 drug abusers enrolled in a drug rehabilitation center in Perak, Malaysia. The prevalence of dental caries was 97.0%. Calculus was present in 82.1% of the dentate individuals, but only 14.6% had pockets greater than 3mm. The mean DMFT observed was 11.7, with missing teeth (MT=9.6) constituting the major component. Denture needs were high (67.2%), but only 11.4% of individuals had prostheses.
    Matched MeSH terms: Prevalence
  15. Nik Hussien, N.N., Majid, Z.A., Mutalib, K.A., Abdullah, F., Abang, A., Wan, M.N.
    Ann Dent, 1999;6(1):-.
    MyJurnal
    The prevalence of developmental defects of enamel was assessed in 4805 16-year-old schoolchildren in fluoridated and non-fluoridated areas in Malaysia. In this sample, the mouth prevalence was 56.0%; tooth prevalence was 21.8%. There were significant differences between children in fluoridated and non-fluoridated areas, urban and rural areas as well as between the ethnic groups. However, there was no significant gender difference. Prevalences were lower than those reported in most other Asiancountries. However, direct comparisons could not be madedue to differences in indices and methodology used.
    Matched MeSH terms: Prevalence
  16. Ngeow, W.C., Zain, R.B., Chai, W.L.
    Ann Dent, 2000;7(1):-.
    MyJurnal
    The paradental cyst is an odontogenic cyst occurring near to the cervical margin of the lateral aspect of a root as a consequence of an inflammatory process in a periodontal pocket. A distinct form of the paradental cyst occurs not infrequently on the buccal aspects of erupted mandibular third molar, where there is an associated history of pericoronitis. A search of the literature revealed that these cysts had all been reported in relation to partially, newly or fully erupted molars. This report presents one case in which the cyst was noticed to be associated with an unerupted third molar. The histological appearance of the cyst and the gross relationship to the cemento-enamel junction is similar to those typical of paradental cysts reported in the literature. However, the radiographic and clinical appearance of the tooth being unerupted do not tally with paradental cyst and yet exclude the diagnosis of dentigerous cyst. The diagnosis of dental follicular tissue was excluded based on the histopathological presentation. The authors suggested that this case may represent an early form of paradental cyst which in the past may have been dismissed as dental follicular residues and thus, the prevalence of paradental cyst may have been under reported in the literature.
    Matched MeSH terms: Prevalence
  17. Zain, R.B.
    Ann Dent, 1999;6(1):-.
    MyJurnal
    The most prevalent oral mucosal lesions are aphthous ulcerations commonly referred to as canker sores. The clinical characteristic of oral recurrent aphthous ulceration/stomatitis(ORAS) is well defined and can be partly described as an oval or rounded ulcer covered by a grey-white or yellowish fibrinous exudate and surrounded by an erythematous halo. There is intense or moderate pain and the ulcers heal in about 10 - 14 days for the more common type and more than 2 weeks for the severe type. Recurrence of the ulcers occurs at intervals within a year or over several years. Variations of ORAS described above have made studies on aetiology and treatment difficult to interpret due to differing descriptions of differing diseases with similar clinical signs and symptoms and possibly differing aetiologies. A classification that was considered useful as a working model for ORAS was formulated in 1978. While the classification of ORAS had been widely accepted since 1978, the cause for ORAS is still unknown and its aetiology in general remains unclear. However, its immunopathogenesis is now becoming more clearly defined.
    Matched MeSH terms: Prevalence
  18. Ong, Siew Tin, Chong, Huat Siar
    Ann Dent, 1995;2(1):-.
    MyJurnal
    This paper represents a study of35casesofodontogenic keratocyst (OKC) diagnosed in a Malaysian population. The clinical, radiological and histopathological features, treatment modalities and recurrence of this lesion were analysed. There was a higher prevalence rate among Malaysian Chinese (51.42 percent), while the Malays and Indians accounted for22.86 percent and 25.72 percent respectively. The male to female ratio was 16 : 19.Age at presentation ranged from nine to 71 year,with about 70percent occurring between ages ten to 39 years. A total of40cysts were analysed. Of these, 67.5 percent occurred in the mandible and 32.5 percent in the maxilla. About 88percent of OKC presented as unilocular radiolucencies and 42.0 percent were associated with unerupted or impacted teeth. Histologically, the parakeratinized OKC was the predominant variant found (75.8 percent). The majority of caseswere treated by enucleation (85 percent), and a recurrence rate of20percent was recorded.
    Matched MeSH terms: Prevalence
  19. Savithri, N.V., Esa, R.
    Ann Dent, 2008;15(1):27-32.
    MyJurnal
    Dental fear is a hindrance to the effective provision of oral health care and causes patients to delay, or even avoid necessary care altogether. The aim of this study was to determine the prevalence and level of dental fear, to identify specific fear provoking stimuli and also to explore the avoidance behaviour among the respondents. A cross-sectional study was conducted on a sample of 407 antenatal mothers utilizing the Kleinknecht's Dental Fear Survey Questionnaire. The overall prevalence of dental fear was 94.1% of which 67.6% of the subjects reported low fear levels, 26.5% were moderately fearful while none were highly fearful. Only 5.9% of the subjects reported no fear. The drill and anaesthetic needle were identified as the most fear provoking objects. Subjects with moderate fear were about 6.4 times (OR=6.39; 95%CI 3.81-10.75) more likely to avoid making appointments and 6 times (OR=6.05; 95% CI 3.20-11.50) more likely to cancel appointments compared to subjects with lower levels of fear. This. study indicates that dental fear is a common problem among antenatal mothers contributing to poor dental attendance.
    Matched MeSH terms: Prevalence
  20. Esa, R., Razak, I.A.
    Ann Dent, 2001;8(1):-.
    MyJurnal
    Several national studies have been undertaken to assess the prevalence of fluorosis utilizing the Dean's Index. However, the latest national study undertaken in 1997 (1) had utilized the DDE Index and hence does not allow comparisons to be made with the earlier set of national data. This cross-sectional study was undertaken to evaluate the prevalence of dental fluorosis using the Dean's Index in a sample of 12-13 year-old schoolchildren and to assess the relationship between fluorosis and their caries status. The sampling procedure involved a multistage, clustered and stratified random sampling. The sample comprised of 1519 schoolchildren attending 20 secondary government and governmentaided schools in fluoridated urban and rural areas of Klang District in Peninsular Malaysia. There were 772 males and 747 females. Each subject was administered a questionnaire to elicit the demographic information. Intra-oral examination for dental fluorosis and caries was performed for each subject. The results demonstrated that more than half of the subjects (54 %) had no fluorosis, 13.2% had questionable fluorosis, 31.3% had very mild to mild fluorosis, 1.4% had moderate fluorosis and only 0.1 % exhibited severe fluorosis. The mouth prevalence was 32.8 %. The Community Fluorosis Index was 0.48 indicating a borderline score for public health significance. Fifty-two percent of the children were caries free. The mean DMFT for all subjects was 1.1, F(0.6) being the main component. Although girls had a higher mean DMFT score as compared to boys this difference was not significant. Significant differences in DMFT scores were observed by urbani rural distributions and ethnic groups (p < 0.01). No significant correlation was found between fluorosis and caries status. It is concluded that dental fluorosis does not appear to be a public health problem. Further coordinated in-depth research using similar criterias for assessing dental fluorosis is highly recommended.
    Matched MeSH terms: Prevalence
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