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pro vyhledávání: '"Ian Janssen"'
Publikováno v:
American Journal of Preventive Medicine. 63:24-32
Increased screen time is a ubiquitous part of adolescent life and is adversely associated with their well-being. However, it remains unclear whether different types of screen time have equivalent associations, or if relationships are dose-dependent.T
Autor:
Emily Borgundvaag, Ian Janssen
Publikováno v:
American Journal of Preventive Medicine. 52:e25-e31
Introduction One major limitation of prior studies examining the influence of physical activity on mortality is use of self-reported measures. This study examined the association between objectively measured light physical activity (LPA) and moderate
Autor:
Ian Janssen, Amy E. Mark
Publikováno v:
American Journal of Preventive Medicine. 36:416-421
Background It is unknown whether bouts of physical activity confer benefits beyond the total volume of physical activity. It was hypothesize that bouts of physical activity would independently predict overweight in youth. Methods The sample included
Publikováno v:
American Journal of Preventive Medicine. 29:194-203
Background Clinical measures that are used to identify risk for specific diseases may also help physicians predict overall mortality risk in their patients. This study derived and validated a clinical scoring system that can be used to predict all-ca
Publikováno v:
American journal of preventive medicine. 44(1)
Physical inactivity is an important modifiable risk factor for noncommunicable disease. The degree to which physical activity affects the life expectancy of Americans is unknown.This study estimated the potential years of life gained due to leisure-t
Publikováno v:
American journal of preventive medicine. 29(3)
Clinical measures that are used to identify risk for specific diseases may also help physicians predict overall mortality risk in their patients. This study derived and validated a clinical scoring system that can be used to predict all-cause mortali