Physical Activity Patterns and Risk of Type 2 Diabetes and Metabolic Syndrome in Middle-Aged and Elderly Northern Chinese Adults

Table 6

Multivariate logistic regression for PA levels and BMI, HOMA-IR, and HOMA-β.

	Model 1^†						Model 2
	Low			Moderate			Low			Moderate
	OR	95% CI		OR	95% CI		OR	95% CI		OR	95% CI
High BMI	1.01	0.79–1.28	0.958	1.07	0.86–1.33	0.533	1.01	0.80–1.29	0.91	1.02	0.82–1.27	0.84
High HOMA-IR	1.35	1.06–1.72	0.014	1.33	1.07–1.65	0.011	1.36	1.06–1.72	0.014	1.33	1.07–1.65	0.011
Low HOMA-β	0.83	0.65–1.07	0.14	0.83	0.66–1.04	0.095	0.86	0.68–1.09	0.23	0.92	0.74–1.14	0.44

^†Adjusted age and sex. Model 1 and model 2 are all reference with the high level of the PA level. OR: odds ratios; CI: confidence interval; BMI: body mass index; HOMA-IR: homeostasis model assessment-insulin resistance; HOMA-β: homeostasis model assessment of β-cell function.