The impact of HIV infection on the physical activity levels, functional independence and exercise capacity in a group of South African adults taking or not taking antiretroviral medication

摘要: Human Immunodeficiency Virus (HIV), a chronic medical condition characterized by cycles of wellness and illness, has the potential to decrease physical activity levels functional independence infected individuals. Although antiretroviral therapy been credited with improving maintaining immune status patients increasing cluster differention 4 (CD4) count suppressing viral load, shortand long-term side effects medication possible negative impact these on well-being have not yet fully investigated. Therefore, I assessed relationship between CD4 count, habitual in group HIV positive South African adults either taking or medication. also compared aerobic capacity, muscle strength (activity counts) age-matched black females who were For first part study, Lifestyle Physical Activity Questionnaire was completed 186 male female outpatients recruited from Johannesburg based roll out site. Of patients, 121 line treatment (median time seven months), 65 any The questionnaire, as well recording history current each patient’s ability independently perform one more tasks daily living his/her monthly occupational, household recreational levels. From subjects’ responses, total metabolic equivalent (MET) score for month calculated. second study full blood counts, capacity (submaximal bicycle ergometer test), lower limb (isokinetic dynamometry), hand grip (hand dynamometer) day counts (actigraphy) ten same All had median period months. Ten acted their controls.