Table 2.

Difference in each exercise performance between current smoker and noncurrent smoker.

	2 min push-ups (numbers)			2 min sit-ups (numbers)			3000 m running (seconds)
	N	Mean ± SE	p value	N	Mean ± SE	p value	N	Mean ± SE	p value
Unadjusted
Current smoker	1,366	48.21 ± 0.30	<0.0001	1,365	46.51 ± 0.15	0.0006	1,183	868.79 ± 2.09	<0.0001
Noncurrent smoker	2,275	49.55 ± 0.25		2,286	48.08 ± 0.23		2,113	854.94 ± 1.58
Model 1
Current smoker	1,361	48.46 ± 0.26	0.0031	1,360	46.59 ± 0.22	<0.0001	1,178	868.05 ± 2.09	<0.0001
Noncurrent smoker	2,261	49.72 ± 0.32		2,273	48.12 ± 0.18		2,102	854.04 ± 1.68
Model 2
Current smoker	1,361	48.27 ± 0.43	0.0014	1,360	46.28 ± 0.29	<0.0001	1,178	872.22 ± 2.74	<0.0001
Noncurrent smoker	2,260	49.59 ± 0.39		2,272	47.82 ± 0.26		2,101	856.59 ± 2.43

Mean (standard errors, SE) for each exercise performance estimated using analysis of covariance with adjustments for model 1 adjusted for age, heart rate, specialty, and alcohol drinking and model 2 adjusted for age, body mass index, heart rate, specialty, hypertension, alcohol drinking, and exercise frequency.