Thi Huyen Trang Nguyen, Thi Tra Bui, Jinhee Lee, Kui Son Choi, Hyunsoon Cho, Jin-Kyoung Oh
Socioeconomic inequality in health-related quality of life among Korean adults with chronic disease: an analysis of the Korean Community Health Survey
Epidemiology and health
physical activity pa associated health academic benefits among children many schools meet national recommendations study examined schoolbased pa practices nationally representative samples public elementary schools geographic variations practices mailback surveys used gather data 578 public elementary schools 20062007 school year 680 public elementary schools 20092010 school year nationwide 1 5 schools met national recommendation least 150 minutes physical education pe per week although pe prevalent south nearly threefourths schools nationwide met recommendations 20 minutes recess daily prevalent midwest less south approximately 40 schools offered sports approximately 40 offered opportunities pa school day practice increased time formal classroom instruction pa little change elementary schoolbased pa practices nationwide recent years upcoming renewal elementary secondary education act policymakers important opportunity promote increased pa schools