Table 2.

Odds ratios (ORs) with 95% confidence intervals (CIs) of socio-economic factors related to overweight and obesity in men (n = 4375)

	General obesity status				Abdominal obesity status
	Overweight		Obesity		Overweight		Obesity
	Model 1a	Model 2b	Model 1a	Model 2b	Model 1a	Model 2b	Model 1a	Model 2b
Education level
≤ Primary school	1.00	1.00	1.00	1.00	1.00	1.00	1.00	1.00
≤ High school	1.24 (1.02–1.50)*	1.20 (0.98–1.46)	1.66 (1.25–2.19)**	1.60 (1.20–2.13)**	1.25 (1.03–1.53)*	1.20 (0.98–1.47)	1.45 (1.14–1.85)**	1.36 (1.06–1.74)*
> High school	1.33 (1.09–1.64)**	1.28 (1.04–1.58)*	1.65 (1.23–2.22)**	1.58 (1.16–2.13)**	1.46 (1.18–1.80)**	1.42 (1.14–1.76)**	1.82 (1.41–2.34)**	1.77 (1.36–2.29)**
p trend	0.008	0.023	0.006	0.016	0.001	0.001	< 0.001	< 0.001
Per capita household income (CNY) (%)
< 8000	1.00	1.00	1.00	1.00	1.00	1.00	1.00	1.00
≥ 8000 to < 17,000	1.17 (0.97–1.41)	1.18 (0.97–1.42)	1.08 (0.84–1.39)	1.09 (0.84–1.41)	1.26 (1.04–1.53)*	1.27 (1.05–1.55)*	1.29 (1.02–1.62)*	1.30 (1.03–1.65)*
≥ 17,000 to < 30,800	1.44 (1.19–1.74)**	1.49 (1.23–1.81)**	1.31 (1.02–1.68) *	1.40 (1.08–2.13)*	1.37 (1.12–1.66)**	1.41 (1.16–1.72)**	1.48 (1.18–1.86)**	1.58 (1.25–2.00)**
≥ 30,800	1.47 (1.21–1.78)**	1.49 (1.22–1.82)**	1.43 (1.10–1.84)**	1.47 (1.13–1.92)**	1.42 (1.16–1.74)**	1.46 (1.18–1.79)**	1.67 (1.32–2.11)**	1.74 (1.37–2.22)**
p trend	< 0.001	< 0.001	0.002	0.001	0.001	0.000	< 0.001	< 0.001
Occupation (%)
No	1.00	1.00	1.00	1.00	1.00	1.00	1.00	1.00
Yes	1.21 (1.05–1.40)**	1.23 (1.06–1.42) **	1.35 (1.11–1.64)**	1.45 (1.18–1.78)* *	1.18 (1.02–1.37)*	1.16 (0.99–1.35)	1.22 (1.03–1.45)*	1.23 (1.02–1.47)*
p trend	0.008	0.007	0.002	< 0.001	0.028	0.062	0.022	0.028

*p < 0.05, **p < 0.01

^aWith adjustments for age and residence

^bWith adjustments for age, residence, marital status, smoking status, alcohol intake, LPA, history of hypertension, and history of type 2 diabetes