Table 1.
General characteristics of the participants.
| Characteristics of the participants | 263 (100%) All participants n (%) | 260 (98.9%) HEV IgG non-reactive participants n (%) | 3 (1.1%) HEV IgG reactive participants n (%) | |
|---|---|---|---|---|
| Social and demographic characteristics | ||||
| Age in years: Median (IQR) | 9 (8-11) | 9 (8-11) | 8 (7-9) | |
| Sex | Male | 142 (54.0) | 141 (54.2) | 1 (33.0) |
| Female | 121 (46.0) | 119 (45.8) | 2 (67.0) | |
| School type | Public | 234 (89.0) | 231 (88.8) | 3 (100.0) |
| Private | 29 (11.0) | 29 (11.2) | 0 (0.0) | |
| Social security affiliation | Subsidized | 38 (14.5) | 38 (14.6) | 0 (0.0) |
| Contributory | 217 (82.5) | 214 (82.3) | 3 (100.0) | |
| Unaffiliated | 8 (3.0) | 8 (3.1) | 0 (0.0) | |
| Socioeconomical strata† | One | 4 (1.5) | 4 (1.5) | 0 (0.0) |
| Two | 93 (35.4) | 91 (35.0) | 2 (67.0) | |
| Three | 163 (61.9) | 162 (62.3) | 1 (33.0) | |
| Four | 2 (0.8) | 2 (0.8) | 0 (0.0) | |
| Unknown | 1 (0.4) | 1 (0.4) | 0 (0.0) | |
| Income‡ | Between one and two minimum wages | 174 (66.2) | 171 (65.9) | 3 (100.0) |
| 2–6 minimum wages | 69 (26.2) | 69 (26.5) | 0 (0.0) | |
| More than 6 minimum wages | 5 (1.9) | 5 (1.9) | 0 (0.0) | |
| Do not want to inform | 11 (4.2) | 11 (4.2) | 0 (0.0) | |
| Unknown | 4 (1.5) | 4 (1.5) | 0 (0.0) | |
| Country of birth | Colombia | 251 (95.4) | 248 (95.4) | 3 (100.0) |
| Venezuela | 10 (3.8) | 10 (3.8) | 0 (0.0) | |
| Other | 2 (0.8) | 2 (0.8) | 0 (0.0) | |
| Behavioral characteristics | ||||
| Mother occupation | Occupation with animal/soil contact | 3 (1.1) | 3 (1.1) | 0 (0.0) |
| Other | 259 (98.5) | 256 (98.5) | 3 (100.0) | |
| Unknown | 1 (0.04) | 1 (0.4) | 0 (0.0) | |
| Father occupation | Occupation with animal/soil contact | 2 (0.8) | 2 (0.8) | 0 (0.0) |
| Other | 229 (87.1) | 226 (86.9) | 3 (100.0) | |
| Unknown | 32 (12.1) | 32 (12.3) | 0 (0.0) | |
| Contact with pigs | Yes | 52 (19.8) | 52 (20.0) | 0 (0.0) |
| No | 209 (79.4) | 206 (79.2) | 3 (100.0) | |
| Unknown | 2 (0.8) | 2 (0.8) | 0 (0.0) | |
| Pork consumption | Never | 12 (4.6) | 11 (4.2) | 1 (33.0) |
| Occasionally | 236 (89.7) | 234 (90.0) | 2 (67.0) | |
| Usually | 14 (5.3) | 14 (5.4) | 0 (0.0) | |
| Always | 1 (0.4) | 1 (0.4) | 0 (0.0) | |
| Drinkable water | Bottled | 42 (16.0) | 41 (15.8) | 1 (33.3) |
| Filtered | 30 (11.4) | 29 (11.2) | 1 (33.3) | |
| Boiled | 71 (27.0) | 70 (26.9) | 1 (33.3) | |
| Tap water | 120 (45.6) | 120 (46.1) | 0 (0.0) | |
| Hand washing after the toilet | Occasionally | 27 (10.3) | 27 (10.4) | 0 (0.0) |
| Usually | 74 (28.1) | 72 (27.7) | 2 (67.0) | |
| Always | 160 (60.8) | 159 (61.1) | 1 (33.0) | |
| Unknown | 2 (0.8) | 2 (0.8) | 0 (0.0) | |
| Hand washing before eating | Never | 5 (1.9) | 5 (1.9) | 0 (0.0) |
| Occasionally | 55 (20.9) | 53 (20.4) | 2 (67.0) | |
| Usually | 90 (34.2) | 90 (34.6) | 0 (0.0) | |
| Always | 112 (42.6) | 111 (42.7) | 1 (33.0) | |
| Unknown | 1 (0.4) | 1 (0.4) | 0 (0.0) | |
| Recreational swimming in rivers or streams | Yes | 155 (58.9) | 154 (59.2) | 1 (33.0) |
| No | 108 (41.1) | 106 (40.8) | 2 (67.0) | |
| Health-related characteristics | ||||
| Blood transfusion | Yes | 1 (0.4) | 1 (0.4) | 0 (0.0) |
| No | 262 (99.6) | 259 (99.6) | 3 (100.0) | |
| Jaundice | Yes | 2 (0.8) | 2 (0.8) | 0 (0.0) |
| No | 261 (99.2) | 258 (99.2) | 3 (100.0) | |
| Viral hepatitis diagnosis | Yes | 2 (0.8) | 2 (0.8) | 0 (0.0) |
| No | 261 (99.2) | 258 (99.2) | 3 (100.0) | |
| Hepatitis symptoms | Yes | 16 (6.1) | 16 (6.2) | 0 (0.0) |
| No | 247 (93.9) | 244 (93.8) | 3 (100.0) | |
†One represents the lowest strata and six the highest.
‡Colombian minimum wage ~ 280 USD.