Table 4.

Univariate and multivariate analysis of risk factors for obesity vs. normal weight

Characteristics	N	Univariate	p-value	Multivariate	p-value
		RR (95% CI)		RR (95% CI)
Age categories (years)			<0.0001		<0.0001
- <30	77	1.00		1.00
- 30 – 39	201	8.14 (3.09, 21.43)		6.73 (2.51, 18.02)
- 40 – 49	234	9.46 (3.61, 24.78)		8.07 (3.01, 21.66)
- ≥ 50	130	9.03 (3.42, 23.87)		7.74 (2.88, 20.81)
Sex			<.0001		<0.0001
- Male	358	1.00		1.00
- Female	282	2.43 (1.99, 2.96)		2.54 (2.08, 3.10)
Marital status			0.0001		0.009
- Not married	166	1.00		1.00
- Married	476	1.58 (1.22, 2.04)		1.24 (1.00, 1.53)
Education			0.0003		0.83
- Secondary (High school)	148	1.00		1.00
- ≥ Tertiary (College)	489	1.74 (1.31, 2.31)		1.03 (0.80, 1.34)
- None/Primary (Elementary)	4	1.80 (0.26, 7.33)		1.21 (0.38, 5.42)
Occupation			<.0001		0.008
- Skilled manual	259	1.00		1.00
- Professional/executive	317	1.35 (1.12, 1.64)		1.25 (1.06, 1.48)
- Unskilled manual	50	0.43 (0.22, 0.83)		0.69 (0.36, 1.31)
- Self-employed	16	0.34 (0.09, 1.24)		0.47 (0.13, 1.65)
Socio-economic status			<0.0001		0.003
- Low	263	1.00		1.00
- Middle	254	2.01 (1.60, 2.53)		1.39 (1.13, 1.72)
- High	125	1.66 (1.26, 2.19)		1.24 (0.97, 1.59)
Sugar sweetened beverages			0.93
- < 1/month	119	1.00
- ≤ 1/week	272	0.86 (0.67, 1.10)
- 2 – 6/week	173	0.92 (0.70, 1.19)
- ≥ 1/day	78	0.93 (0.67, 1.29)
Physical activity			0.26
- Low	393	1.00
- Moderate	142	0.87 (0.68, 1.10)
- High	107	0.83 (0.63, 1.10)
Television (hours/week)			0.65
- <6/week	294	1.00
- 6 - 10/week	177	0.95 (0.75, 1.19)
- 11 - 20/week	106	1.12 (0.88, 1.44)
- > 20/week	65	0.97 (0.70, 1.35)