TABLE 1.
Characteristics of Household Contacts by Age Group and Country
| Characteristic | Overall N = 1983 n (%) |
Age Group | P | Country | P | |||
| 5–9 yrs N = 522 n (%) |
10–19 yrs N = 503 n (%) |
20 yrs or older N = 958 n (%) |
Cameroon N = 1326 n (%) |
Uganda N = 657 n (%) |
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| Sex (N = 1982) | ||||||||
| Male | 775 (39.1) | 264 (50.6) | 238 (47.3) | 273 (28.6) | <0.001 | 563 (42.5) | 212 (32.3) | <0.001 |
| Female | 1207 (60.9) | 258 (49.4) | 265 (52.7) | 684 (71.4) | 763 (57.5) | 444 (67.7) | ||
| Age | ||||||||
| 5–9 | 522 (26.3) | — | — | — | — | 349 (26.3) | 173 (26.3) | |
| 10–19 | 503 (25.4) | 379 (28.6) | 124 (18.9) | <0.001 | ||||
| 20 yrs or older | 958 (48.3) | 598 (45.1) | 360 (54.8) | |||||
| Country | ||||||||
| Cameroon | 1326 (67.9) | 349 (66.9) | 379 (75.3) | 598 (62.4) | <0.001 | — | — | — |
| Uganda | 657 (33.1) | 173 (33.1) | 124 (24.7) | 360 (37.6) | ||||
| Residence area | ||||||||
| Rural | 816 (41.1) | 219 (42.0) | 172 (34.2) | 425 (44.4) | 0.001 | 159 (12.0) | 657 (100) | <0.001 |
| Urban/semiurban | 1167 (58.9) | 303 (58.0) | 331 (65.8) | 533 (55.6) | 1167 (88.0) | 0 (0.0) | ||
| Household size | ||||||||
| 1–5 | 865 (43.6) | 209 (40.0) | 201 (40.0) | 455 (47.5) | 0.003 | 544 (41) | 321 (48.9) | 0.001 |
| ≥6 | 1118 (56.4) | 313 (60.0) | 302 (60.0) | 503 (52.5) | 782 (59) | 336 (51.1) | ||
| Relation to the index | ||||||||
| Immediate family member | 588 (29.7) | 205 (39.3) | 184 (36.6) | 199 (20.8) | <0.001 | 481 (36.3) | 107 (16.3) | <0.001 |
| Other family member | 869 (43.8) | 300 (57.5) | 248 (49.3) | 321 (33.5) | 717 (54.1) | 152 (23.1) | ||
| Not family member | 64 (3.2) | 17 (3.3) | 22 (4.4) | 25 (2.6) | 60 (4.5) | 4 (0.6) | ||
| Unknown | 462 (23.3) | 0 (0.0) | 49 (9.7) | 413 (43.1) | 68 (5.1) | 394 (60.0) | ||
| Contact HIV status (initial) | ||||||||
| Negative | 299 (15.1) | 68 (13.0) | 46 (9.1) | 185 (19.3) | <0.001 | 105 (7.9) | 194 (29.5) | <0.001 |
| Positive | 32 (1.6) | 2 (0.4) | 1 (0.2) | 29 (3.0) | 11 (0.8) | 21 (3.2) | ||
| Unknown | 1652 (83.3) | 452 (86.6) | 456 (90.7) | 744 (77.7) | 1210 (91.3) | 442 (67.3) | ||
| Index patient HIV status | ||||||||
| Negative | 1559 (78.6) | 409 (78.4) | 403 (80.1) | 747 (78.0) | 0.684 | 1065 (80.3) | 494 (75.2) | <0.001 |
| Positive | 417 (21.0) | 112 (21.5) | 99 (19.7) | 206 (21.5) | 261 (19.7) | 156 (23.7) | ||
| Unknown | 7 (0.4) | 1 (0.2) | 1 (0.2) | 5 (0.5) | 0 (0.0) | 7 (1.1) | ||
| Other contact of the same index patient tested for HIV | ||||||||
| No | 341 (17.2) | 79 (15.1) | 58 (11.5) | 204 (21.3) | <0.001 | 79 (6.0) | 262 (39.9) | <0.001 |
| Yes | 1642 (82.8) | 443 (84.9) | 445 (88.5) | 754 (78.7) | 1247 (94.0) | 395 (60.1) | ||
| TB screening result* | ||||||||
| Asymptomatic | 1849 (93.2) | 478 (91.6) | 472 (93.8) | 899 (93.8) | 0.207 | 1236 (93.2) | 613 (93.3) | 0.99 |
| Needs reassessment | 13 (0.7) | 7 (1.3) | 6 (1.2) | 0 (0.0) | 13 (1.0) | 0 (0.0) | ||
| Suggestive of TB | 117 (5.9) | 37 (7.1) | 25 (5.0) | 55 (5.7) | 76 (5.7) | 41 (6.2) | ||
| Not done | 4 (0.2) | 0 (0.0) | 0 (0.0) | 4 (0.4) | 1 (0.1) | 3 (0.5) | ||
*
Owing to small numbers per categories, the “TB screening result” variable has been grouped into 2 categories (asymptomatic and others) for statistical comparison by age group