The Association between Leisure-Time Physical Activity and Risk of Undetected Prediabetes

Table 3

Odds ratios of prediabetes according to category of leisure-time physical activity, stratified by age, NHANES 2007–2012, ages 20–65 y.

	Case	Participant	Crude		Model 1		Model 2
			OR	95% CI	OR	95% CI	OR	95% CI
	20–44 y
Total leisure-time physical activity (MET-hours/week)
None (reference)	352	2062	1.00		1.00		1.00
Low	130	1037	0.70	0.56, 0.86	0.71	0.57, 0.89	0.88	0.69, 1.11
Moderate	100	789	0.71	0.56, 0.90	0.73	0.57, 0.93	0.90	0.70, 1.17
High	125	1082	0.63	0.51, 0.79	0.66	0.53, 0.83	0.78	0.61, 0.99
P-trend				<0.001		<0.001		0.050
Vigorous leisure-time physical activity (MET-hours/week)
None (reference)	524	3227	1.00		1.00		1.00
Low	60	660	0.52	0.39, 0.68	0.53	0.40, 0.71	0.61	0.45, 0.83
Moderate	64	529	0.71	0.54, 0.94	0.71	0.54, 0.95	0.76	0.56, 1.03
High	59	554	0.61	0.46, 0.82	0.65	0.49, 0.87	0.72	0.53, 1.00
P-trend				<0.001		<0.001		0.007
Moderate leisure-time physical activity (MET-hours/week)
None (reference)	416	2698	1.00		1.00		1.00
Low	86	804	0.66	0.51, 0.84	0.66	0.51, 0.85	0.90	0.69, 1.18
Moderate	104	760	0.87	0.69, 1.10	0.91	0.72, 1.16	1.21	0.93, 1.56
High	101	708	0.91	0.72, 1.15	0.92	0.73, 1.17	1.14	0.88, 1.48
P-trend				0.195		0.305		0.171
	45–65 y
Total leisure-time physical activity (MET-hours/week)
None (reference)	713	1731	1.00		1.00		1.00
Low	227	663	0.74	0.62, 0.90	0.73	0.61, 0.88	0.88	0.72, 1.07
Moderate	158	460	0.75	0.60, 0.93	0.76	0.61, 0.94	0.98	0.78, 1.23
High	109	380	0.57	0.45, 0.73	0.60	0.47, 0.76	0.73	0.57, 0.95
P-trend				<0.001		<0.001		0.047
Vigorous leisure-time physical activity (MET-hours/week)
None (reference)	1040	2665	1.00		1.00		1.00
Low	66	221	0.66	0.49, 0.89	0.70	0.52, 0.95	0.86	0.62, 1.18
Moderate	56	204	0.59	0.43, 0.81	0.63	0.46, 0.87	0.79	0.57, 1.12
High	45	154	0.64	0.45, 0.92	0.67	0.47, 0.96	0.86	0.58, 1.26
P-trend				<0.001		<0.001		0.135
Moderate leisure-time physical activity (MET-hours/week)
None (reference)	783	1937	1.00		1.00		1.00
Low	134	405	0.73	0.58, 0.91	0.74	0.59, 0.93	0.91	0.72, 1.16
Moderate	151	470	0.70	0.56, 0.86	0.69	0.55, 0.85	0.88	0.70, 1.10
High	139	422	0.72	0.58, 0.90	0.71	0.56, 0.89	0.87	0.69, 1.11
P-trend				<0.001		<0.001		0.150

OR, odds ratio; CI, confidence interval; MET, metabolic equivalent.
Model 1 adjusted for age and gender.
Model 2 adjusted for age, gender, race, BMI, educational level, smoking status, alcohol consumption, dietary pattern, daily total energy intake, hypertension, total work-related physical activity, and walking or bicycling for transportation.