Table 3.

Univariate and multivariate analyses of risk factors for overweight vs. normal weight

Characteristics	N	Univariate		Multivariate	p-value
		RR (95% CI)	p-value	RR (95% CI)
Age categories (years)			<0.0001		0.002
- <30	113	1.00		1.00
- 30 – 39	206	1.23 (0.92, 1.66)		1.11 (0.81, 1.52)
- 40 – 49	301	1.71 (1.31, 2.23)		1.45 (1.07, 1.97)
- ≥ 50	156	1.58 (1.18, 2.10)		1.35 (0.98, 1.85)
Sex			0.17		0.004
- Male	533	1.00		1.00
- Female	241	1.11 (0.96, 1.27)		1.24 (1.08, 1.43)
Marital status			<.0001		0.043
- Not married	193	1.00		1.00
- Married	583	1.43 (1.18, 1.73)		1.24 (0.99, 1.54)
Education			0.02		0.46
- Secondary (High school)	186	1.00
- ≥ Tertiary (College)	582	1.32 (1.09, 1.59)		1.13 (0.92, 1.39)
- None/Primary (Elementary)	8	1.59 (0.61, 3.47)		1.39 (0.30, 3.82)
Occupation			0.007		0.68
- Skilled manual	323	1.00
- Professional/executive	364	1.14 (0.99, 1.32)		1.00 (0.86, 1.16)
- Unskilled manual	65	0.71 (0.51, 1.01)		0.84 (0.59, 1.18)
- Self-employed	24	0.84 (0.52, 1.37)		0.79 (0.38, 1.64)
Socio-economic status			0.0007		0.10
- Low	342	1.00		1.00
- Middle	280	1.34 (1.14, 1.56)		1.18 (1.01, 1.39)
- High	154	1.26 (1.04, 1.52)		1.15 (0.95, 1.39)
Sugar sweetened beverages			0.60
- < 1/month	126	1.00
- ≤ 1/week	356	1.10 (0.90, 1.35)
- 2 – 6/week	210	1.07 (0.86, 1.34)
- ≥ 1/day	84	0.96 (0.72, 1.28)
Physical activity			0.61
- Low	466	1.00
- Moderate	180	0.97 (0.82, 1.15)
- High	130	1.91 (0.74, 1.11)
Television (hours/week)			0.49
- <6/week	350	1.00
- 6 - 10/week	219	1.00 (0.85, 1.18)
- 11 - 20/week	133	1.13 (0.94, 1.35)
- > 20/week	74	0.94 (0.72, 1.22)