The association between physical activity and the risk of incident psoriasis.

ABSTRACT:

Objective

To examine the association between total physical activity, walking, and vigorous exercise and the incidence of psoriasis in women.

Design

Cohort study.

Setting

The Nurses' Health Study II, a cohort of 116,430 women aged 27 to 44 years in 1991.

Participants

The study population included 86,655 US female nurses who reported whether they had ever been diagnosed as having psoriasis and who completed detailed physical activity questionnaires in 1991, 1997, and 2001. We excluded participants with a history of psoriasis prior to 1991.

Main outcome measures

Risk of psoriasis by quintile of physical activity as measured by a metabolic equivalent task score.

Results

We documented 1026 incident psoriasis cases during 1,195,703 person-years of foll

SUBMITTER: Frankel HC 

PROVIDER: S-EPMC4102422 | biostudies-literature | 2012 Aug

REPOSITORIES: biostudies-literature