Table 3 Source participants first heard about TB based on residence, gender and age grouping
Variable | N (%) | N (%) | % (95% CI) | N (%) | P value |
|---|---|---|---|---|---|
Residence | Rural (N = 2199) | Urban (N = 1418) | Difference in proportions | Total (N = 3617) |  |
 Family, friends and neighbours | 864 (39.3) | 560 (39.5) | - 0.2 (− 3.5, 3.1) | 1424 (39.4) | 0.22 |
 Radio | 917 (41.7) | 460 (32.4) | 9.3 (6.1, 12.5) | 1377 (38.0) | < 0.001 |
 TV | 159 (7.2) | 260 (18.3) | −11.1 (− 13.4, −  8.8) | 419 (11.6) | < 0.001 |
 *Others | 259 (11.8) | 138 (9.7) | 2.1 (− 0.0, 4.1) | 397 (11.0) | 0.06 |
Gender | Female (N = 2168) | Male (N = 1449) | Difference in proportions | Total (N = 3617) |  |
 Family, friends and neighbours | 823 (38.0) | 601 (41.5) | - 3.5 (− 6.8, −  0.3) | 1424 (39.4) | 0.03 |
 Radio | 831 (38.3) | 546 (37.7) | 0.6 (− 2.6, 3.9) | 1377 (38.0) | 0.69 |
 TV | 261 (12.0) | 158 (10.9) | 1.1 (−1.0, 3.2) | 419 (11.6) | 0.30 |
 *Others | 253 (11.7) | 144 (9.9) | 1.8 (− 0.3, 3.8) | 397 (11.0) | 0.10 |
Age grouping | 15–34 years (N = 2237) | ≥35 years (N = 1380) | Difference in proportions | Total (N = 3617) |  |
 Family, friends and neighbours | 874 (39.1) | 550 (39.9) | - 0.8 (− 4.1, 2.5) | 1424 (39.4) | 0.64 |
 Radio | 808 (36.1) | 569 (41.2) | - 5.1 (− 8.4, −1.8) | 1377 (38.0) | 0.002 |
 TV | 299 (13.4) | 120 (8.7) | 4.7 (2.6, 6.7) | 419 (11.6) | < 0.001 |
 *Others | 256 (11.4) | 141 (10.2) | 1.2 (− 0.8, 3.3) | 397 (11.0) | 0.25 |