Table 1. Socio-demographic and economic characteristics, social support, stressful life events, smoking habits, alcohol use, and physical morbidities.

Variables	Coari (n = 805)		Tefé (n = 826)
	n	%	N	%
Gender
Male	393	48.8	400	48.4
Female	412	51.2	426	51.6
Age group
20–39	473	58.7	483	58.5
40–59	225	27.0	226	27.4
60–94	107	13.3	117	14.1
Ethnicity or skin Color*
Mixed and Black	716	89.0	694	84.7
White (including Asian)	72	8.9	78	9.6
Indigenous	17	2.1	47	5.7
Maritial status
Married/civil union	560	69.6	590	71.4
Single	163	20.2	165	19.0
Widowed	36	4.5	34	4.1
Separated	46	5.7	37	4.5
Education (years of schooling)
≥ 12	175	21.7	181	21.9
9–11	204	25.3	221	26.8
5–8	170	21.2	173	20.9
0–4	256	31.8	251	30.4
Personal monthly income (R$)**#
≥1001.00	138	17.2	143	17.5
501.00–1000.00	333	41.5	328	40.3
≤ 500.00	331	41.3	344	42.2
Frequency of meeting with relatives
At least once monthly	728	90.4	715	86.5
Rarely/never	77	9.6	111	13.5
Frequency of meeting with friends/colleagues
At least once monthly	641	79.6	628	76.0
Rarely/never	164	20.4	198	23.0
Number of stressful life events
0–1	435	54.1	443	53.6
2	192	23.8	202	24.5
3	104	12.9	112	13.5
≥ 4	74	9.2	69	8.4
Smoking habits (current use)
No	504	62.6	697	84.38
Yes	301	37.4	129	15.62
Alcohol use
No use or low risk use	634	78.8	650	78.7
Risk use	171	21.2	176	21.3
Self-reported morbidities***
0	275	34.3	270	34.0
1	218	27.2	231	29.1
2	177	22.0	165	20.8
≥ 3	132	16.5	127	16.1

*7 missing in Tefé.

**3 missing in Coari and 11 in Tefé.

^#During the study period 1 US$ = 2.29 R$ (Brazilian Reals).

***4 missing in Coari and 37 in Tefé.