Journal article
Relationship between socioeconomic status and asthma: a longitudinal cohort study
Abstract
BACKGROUND: There is conflicting information about the relationship between asthma and socioeconomic status, with different studies reporting no, positive, or inverse associations. Most of these studies have been cross sectional in design and have relied on subjective markers of asthma such as symptoms of wheeze. Many have been unable to control adequately for potential confounding factors.
METHODS: We report a prospective cohort study of …
Authors
Hancox RJ; Milne BJ; Taylor DR; Greene JM; Cowan JO; Flannery EM; Herbison GP; McLachlan CR; Poulton R; Sears MR
Journal
Thorax, Vol. 59, No. 5,
Publisher
BMJ
Publication Date
May 1, 2004
DOI
10.1136/thx.2003.010363
ISSN
0040-6376