Table 5.

Effect modification of the weightlifting (yes, no) all-cause mortality association by strata of relevant covariates.¹

Covariate stratification	P value interaction term
Hazard ratio [95% confidence interval]
Age	0.85
Under 71 years: 1.08 [1.07–1.09) Older than, including 71: 1.11 [1.11, 1.12]
Sex	0.001
Men: 0.96 [0.90–1.03] Women: 0.82 [0.75–0.90]
Smoking	0.50
Never: 0.88 [0.91–0.95] Current: 0.95 [0.89–1.03]
Self-reported racial identity	0.06
White: 0.91 [0.86–0.96] Non-white: 0.81 [0.65–1.02]
Education	0.79
No college: 0.91 [0.84–0.98] College plus: 0.93 [0.89–0.97]
Body Mass Index	0.31
<24.9 kg/m2: 0.77 [0.50–1.12] 25–29.9 kg/m2: 0.97 [0.90–1.06] 30.0+ kg/m2: 0.84 [0.73–0.97]

¹Hazard ratios and 95% confidence intervals are presented, weighted estimates to the whole cohort.