Table 1. Main characteristics of the sample of riverside dwellers of Coari, Amazonas, Brazil, included in the study.
| Variable | n (%) | |
|---|---|---|
| Sex | male | 231 (47.0) |
| female | 261 (53.0) | |
| Age (years) | 18–39 | 287 (58.3) |
| 40–59 | 149 (30.3) | |
| ≥60 | 56 (11.4) | |
| Distance to the closest urban area (km) | <50 | 253 (51.4) |
| 50 − 100 | 130 (28.3) | |
| >100 | 100 (20.3) | |
| Time to reach the closest urban area (hours) | <1 | 54 (11.0) |
| 1 − 4 | 251 (51.0) | |
| >4 | 187 (38.0) | |
| Frequency of travels to the closest urban zone | More than once per month | 151 (30.7) |
| Monthly | 306 (62.2) | |
| Less than 1 trip per year | 35 (7.1) | |