Table 2.

Odds ratios for lifetime physical activity by type of activity (n = 1,574), Alberta, Canada, 2002–2006

Type of physical activity quartile cutpoints (MET-h/week/year)	Cases (n = 542)	Controls (n = 1,032)	Age adjusted		Multivariable adjusteda		Multivariable adjustedb
			ORc	95% CIc	OR	95% CI	OR	95% CI
Lifetime total physical activity
0–≤82.4	159	258	1.00	–	1.00	–	1.00	–
>82.4–≤104.9	135	258	0.82	0.62, 1.10	1.02	0.74, 1.40	0.94	0.70, 1.28
>104.9–≤129.2	126	258	0.76	0.57, 1.02	0.97	0.70, 1.35	0.89	0.65, 1.21
>129.2	122	258	0.72	0.54, 0.98	0.92	0.66, 1.28	0.86	0.63, 1.18
P trend				0.03		0.57		0.32
Lifetime occupational activity
0–≤14.6	165	258	1.00	–	1.00	–	1.00	–
>14.6–≤29.2	113	258	0.86	0.51, 0.93	0.71	0.51, 0.97	0.72	0.54, 0.98
>29.2–≤46.9	121	258	0.89	0.55, 0.99	0.80	0.59, 1.10	0.77	0.57, 1.04
>46.9	143	258	1.16	0.66, 1.16	0.81	0.60, 1.11	0.90	0.67, 1.20
P trend				0.41		0.28		0.52
Lifetime household activity
0–≤40.5	135	258	1.00	–	1.00	–	1.00	–
>40.5–≤57.6	151	258	1.07	0.79, 1.44	1.48	1.06, 2.09	1.34	0.97, 1.86
>57.6–≤77.6	138	258	0.96	0.70, 1.30	1.48	1.03, 2.12	1.35	0.96, 1.90
>77.6	118	258	0.79	0.57, 1.10	1.26	0.85, 1.86	1.09	0.75, 1.58
P trend				0.12		0.35		0.75
Lifetime recreational activity
0–≤6.5	170	258	1.00	–	1.00	–	1.00	–
>6.5–≤10.5	132	258	0.78	0.59, 1.04	0.85	0.62, 1.15	0.78	0.58, 1.04
>10.5–≤16.9	127	258	0.75	0.56, 1.01	0.80	0.58, 1.09	0.72	0.54, 0.97
>16.9	113	258	0.67	0.50, 0.91	0.81	0.59, 1.12	0.64	0.47, 0.87
P trend				0.01		0.15		0.004

^aAdjusted for age, body mass index, waist circumference, age at menarche, hypertension, and number of pregnancies of ≥20 weeks gestation. Models of each type of activity were adjusted for the other types of activity

^bSame as ^a except no adjustment for BMI, waist circumference, and hypertension

^c OR odds ratio, CI confidence interval