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Biomedical subjects

A J Daley

Publications and source records attributed to A J Daley.

25 records · Page 2Linked to original sources

Academic performance and participation in physical activity by secondary school adolescents.

This study investigated the relationship between adolescents' academic performance and participation in physical activity. 232 boys and girls from Years 8-11 (ages 13-16 years) were randomly selected, and their academic performance was assessed on previous examination scores in English, Mathematics, and Science. Participants were also asked to list all the sports based physical activities in which they normally participated during a typical week and to indicate how many times per week they took part in each activity and the duration of each. Overall, no significant correlations were found, although weak negative correlations were recorded between the amount of time (in minutes) in sport and exercise and English scores for children ages 13, 14, and 16 years. A similar association was also noted for Science scores of children 16 years old.

Adolescent↗

Group A streptococcal myositis.

Myositis is a relatively uncommon presentation of group A streptococcal infection. We present a case of a 3-year-old girl with group A streptococcal myositis primarily involving the soleus muscle. Magnetic resonance imaging was valuable in localizing the affected muscle and avoiding surgical exploration.

Child, Preschool↗

Differential avian and human tuberculin skin testing in non-tuberculous mycobacterial infection.

OBJECTIVE: To determine the sensitivity of differential avian and human delayed-type hypersensitivity skin testing in the diagnosis of non-tuberculous mycobacterial lymphadenitis. METHOD: Retrospective review of all patients with culture proved non-tuberculous mycobacterial lymph node infections who also had differential avian and human skin testing performed over a 10 year period from 1986 to 1996. RESULTS: One hundred and twenty four patients had non-tuberculous mycobacteria isolated from lymph nodes over this period, 59 of whom had differential skin testing performed. The sensitivity of a response of >/= 10 mm to the avian precipitin was 58 of 59. No patient had both a negative human and avian Mantoux. The sensitivity of the human Mantoux alone for diagnosing non-tuberculous mycobacterial infection was 81% for a response of >/= 5 mm and 66% for >/= 10 mm. Ten patients had a 0 human response. Fifty five of the 59 patients had an avian response at least 2 mm greater than the human response. CONCLUSION: The avian Mantoux is a very sensitive method of diagnosing non-tuberculous mycobacterial infection in children. The human Mantoux is not sensitive enough to be used alone as a surrogate to diagnose non-tuberculous mycobacterial infection.

Animals↗

A cluster of cases of neonatal coxsackievirus B meningitis and myocarditis.

Three babies were referred with enteroviral meningitis and myocarditis during a 4-month period. During this same period there was an increased frequency of coxsackievirus B type 2 isolates reported to the National Centre for Disease Control. Myocarditis was simultaneous with meningitis in one baby, but delayed by 10 weeks in another, in whom myocarditis mimicked myocardial infarction. Two of the three mothers experienced abdominal pain, one with antepartum haemorrhage, which has been described previously with coxsackievirus infection in pregnancy. Diagnosis was made in two babies by polymerase chain reaction on cerebrospinal fluid.

Cluster Analysis↗

Physical self-perceptions, aerobic capacity and physical activity in male and female members of a corporate health and fitness club.

As physical activity and fitness are believed to influence esteem and self-perceptions positively, the purpose of the study was to examine the relationships among participation in physical activity, aerobic capacity, and physical self-perceptions in 40 men and 33 women, members of a British corporate health and fitness club. Hierarchical multiple regression analyses indicated a significant linear relationship for men between scores on Physical Self-worth and composite scores on Participation in Physical Activity. Men's feelings regarding general physical self-worth may be an important determinant of their subsequent levels of physical exercise.

Adult↗