… in the CGPS than in the CCHS study (p = 0.05), and risk of MI in the CGPS study was lower
than in both the CCHS study (p = 0.004) and the CIHDS study (p = 0.005) (Table 3). After …

The use of a four‐level questionnaire to assess leisure time physical activity ( PA ) and its
validation is reviewed in this paper. This questionnaire was first published in 1968 and has …

… P < .001 by unpaired t test without correction for multiple comparisons; for 6 hours since last
meal, P < .01; and for 7 hours since last meal, P … 6 hours since last meal, P < .001 by paired t …

… (P<0.001). Among both men and women, and among both smokers and nonsmokers,
subjects with asthma had greater declines in FEV 1 over time than those without asthma (P<0.001)…

… , whereas among 2207 persons who had a baseline FEV 1 of at least 80% of the
predicted value before 40 years of age, 158 (7%) had COPD after 22 years of observation (P<0.001). …

… and provides more conservative confidence intervals and p values. In addition, Cox …
independently associated both with the outcome and exposure (p<0.05) or if they modified the risk …

… elderly subjects was 44% (P < 0.05) lower in knee extension and 32% (P < 0.05) lower in
elbow flexion, and speed of movement was between 20 and 26% (P < 0.05) lower in both knee …

… were negatively related to leisure time physical activity (P<.001). Systolic blood pressure
was negatively associated with leisure time physical activity (P<.01); after adjustment for age, …

… Most previous retrospective studies have shown that alcohol risk function for men and women
(P õ .05).The the risk of developing irreversible liver damage inrisk function was slightly J-…

… The interaction term between smoking and sex did not differ in the four 10 year intervals (P=0.73)
and when the age dependence of the risk associated with smoking was adjusted for, …