Table 3.

Multivariable ordinal logistic regression of being in a higher category of depressive symptoms

	Single variable		Multivariable
	OR (95%CI)	P value	OR (95%CI)	P value
Having a chronic respiratory disease	1.58 (1.28–1.95)	<0.001	1.34 (1.06–1.69)	0.01
Age group, years (reference: 35–44)
45–54	1.25 (1.02–1.54)	0.04	1.22 (0.97–1.53)	0.09
55–64	1.28 (1.03–1.57)	0.02	1.20 (0.95–1.52)	0.12
≥65	1.33 (1.08–1.65)	<0.01	1.12 (0.87–1.44)	0.38
Sex (reference: male)	3.02 (2.59–3.52)	<0.001	3.25 (2.70–3.90)	<0.001
Being obese (BMI ≥ 35 kg/m2)	1.01 (0.85–1.19)	0.88	0.93 (0.78–1.13)	0.49
Daily smoker	0.42 (0.25–0.70)	0.001	0.91 (0.53–1.56)	0.74
Education
Completed grade school	0.65 (0.55–0.77)	<0.001	0.79 (0.65–0.97)	0.01
Completed higher school or higher	0.49 (0.40–0.59)	<0.001	0.60 (0.46–0.78)	<0.001
Heavy drinking	0.76 (0.62–0.95)	0.02	1.33 (1.03–1.73)	0.03
Wealth index
Middle	2.43 (2.02–2,92)	<0.001	1.97 (1.55–2.50)	<0.001
Higher	1.35 (1.12–1.63)	<0.001	1.39 (1.13–1.71)	<0.01
Site
Rural Puno	2.03 (1.65–2.49)	<0.001	1.34 (1.05–1.74)	0.02
Tumbes	0.31 (0.25–0.38)	<0.001	0.24 (0.19–0.31)	<0.001
Urban Puno	1.06 (0.86–1.31)	0.59	1.23 (0.96–1.56)	0.11

OR = odds ratio; CI = confidence interval; BMI = body mass index.