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There is an increased prevalence of the 7-repeat (7R) allele of the dopamine receptor D4 (DRD4) gene in attention-deficit/hyperactivity disorder (ADHD). However, the population prevalence of the 7R allele varies considerably across ethnicity and is very low in Asians. To test whether this 7R allele/ADHD association still held in a Chinese clinical sample,(More)
BACKGROUND Simple, reliable measures of the quality of the environment in which a child was reared that can be used in clinical research and practice are lacking. METHOD The reliability and validity of a global scale to retrospectively appraise the quality of that environment were examined. Fifty-three clinicians from 4 centers in Australia and 1 in Hong(More)
The application of a supervised endurance exercise training programme in a home setting offering convenience and prolonged effects is a challenge. In total, 48 patients were initially assessed by the incremental shuttle walk test (ISWT), spirometry and the Short Form-12 (SF-12) quality-of-life questionnaire, and then every 4 weeks for 3 months thereafter(More)
BACKGROUND Psychometric properties of the Chinese version of CBCL, TRF, and YSR were understudied. This study aimed at examining their test-retest reliability and criterion validity. METHODS Three Chinese community and clinic samples were recruited in Hong Kong. The parents, teachers, and youths respectively completed the CBCL, TRF, and YSR. RESULTS The(More)
This study examined the prevalence and risk of psychiatric disturbances and suicidal behaviours among the peers of suicide attempters and completers. The subjects were selected from high schools with and without history of student suicides in the past 3 years. The psychiatric disturbances (as measured by the YSR and CBCL), suicidal behaviours, drug use, and(More)
OBJECTIVE To investigate and compare the performance of head mirrors and headlights during otolaryngological examination. METHODS The illuminance and illumination field of each device were measured and compared. Visual identification and visual acuity were also measured, in 13 medical students and 10 otolaryngology specialists. RESULTS The illuminance(More)
This paper explores the intrapersonal and sociocultural factors behind youth suicide in Hong Kong. The coroner's court reports of consecutive population-based youth suicide (below age of 25 years, n = 303) cases from 1986 to 1992 were reviewed. Compared with other countries, Hong Kong had low male but high female youth suicide rates. The number of(More)
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