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

Table 1

Characteristics of participants by prediabetes status, NHANES 2007–2012, ages 20–65 y.

	Prediabetes	Control	value
Number of subjects (%)	1914 (23.33)	6290 (76.67)
Gender (%)			0.007
Male	54.02	50.48
Age (year)	47.64 ± 11.99	38.42 ± 12.57	<0.001
Age group (%)			<0.001
20–44	36.94	67.77
45–65	63.06	32.23
BMI (kg/m^2)	30.58 ± 7.08	27.58 ± 6.06	<0.001
BMI group (%)			<0.001
<25 kg/m^2	19.85	37.07
25 to <30 kg/m^2	34.85	34.44
≥30 kg/m^2	45.30	28.49
Hypertension (%)	18.34	9.33	<0.001
Daily total energy intake (kcal)	2141.34 ± 892.91	2203.72 ± 913.18	0.003
Smoke at least 100 cigarettes in life (%)	46.50	40.67	<0.001
Have at least 12 alcohol drinks/year (%)	74.45	78.08	0.001
Dietary pattern (%)			0.025
Excellent healthy	6.90	8.19
Very good healthy	18.55	20.49
Good healthy	42.63	42.37
Fair healthy	25.97	24.01
Poor healthy	5.96	4.94
Educational level (%)			<0.001
<high school	29.05	20.52
High school	25.76	21.70
>high school	45.19	57.77
Race (%)			<0.001
Mexican American	19.70	17.01
Other Hispanic	11.60	10.68
Non-Hispanic White	30.51	46.30
Non-Hispanic Black	30.51	17.11
Other race	7.68	8.90
Level of physical activity (MET-hours/week)
Total leisure-time physical activity	11.66 ± 24.94	16.99 ± 30.04	<0.001
Moderate leisure-time physical activity	5.65 ± 12.72	6.52 ± 13.65	<0.001
Vigorous leisure-time physical activity	6.01 ± 19.34	10.47 ± 24.41	<0.001
Total work-related physical activity	48.20 ± 103.72	47.67 ± 97.48	0.223
Walking or bicycling for transportation	8.01 ± 23.49	7.63 ± 22.82	0.288

Data are means ± SD unless indicated otherwise.
BMI, body mass index; MET, metabolic equivalent.