Table 2 Distribution of influenza virus infection by demographic characteristics, Central African Republic, 2010–2015
From: Sentinel surveillance of influenza-like illness in the Central African Republic, 2010–2015
Demographic characteristic | Influenza cases n (%) | P | Influenza virus identified n (%) | Pa | |||||
|---|---|---|---|---|---|---|---|---|---|
Negative | Positive | A/H1N1pdm09 | A/H3N2 | B | A/H1N1pdm09 + B | A/H3N2 + B | |||
Sex | |||||||||
Male | 2363 (91.3) | 224 (8.7) | 0.441 | 35 (15.6) | 88 (39.3) | 99 (44.2) | - | 2 (0.9) | 0.9329 |
Female | 2572 (91.9) | 226 (8.1) | 40 (17.7) | 86 (38.0) | 98 (43.4) | 1 (0.4) | 1 (1.4) | ||
Age | |||||||||
0 to <6 months | 871 (91.2) | 84 (8.8) | 0.02 | 15 (17.8) | 24 (28.6) | 45 (53.6) | - | - | 0.0359 |
6 months to <1 year | 620 (92.9) | 47 (7.1) | 7 (14.9) | 16 (34.0) | 24 (51.1) | - | - | ||
1 to <2 years | 329 (94.2) | 20 (5.7) | 0 (0.0) | 8 (40.0) | 11 (55.0) | - | 1 (5.0) | ||
2 to <5 years | 1228 (92.0) | 106 (7.9) | 22 (20.7) | 34 (32.1) | 50 (47.2) | - | - | ||
5 to <15 years | 841 (92.1) | 72 (7.9) | 12 (16.6) | 38 (52.8) | 21(29.2) | 1 (1.4) | - | ||
15 to <50 years | 906 (89.0) | 112 (11.0) | 15 (13.4) | 53 (47.3) | 42 (37.5) | - | 2 (1.8) | ||
50 to <65 years | 126 (93.3) | 9 (6.7) | 4 (44.5) | 1 (1.0) | 4 (44.5) | - | - | ||
≥ 65 years | 15 (100) | 0 (0.0) | - | - | - | - | - | ||
Sentinel site | |||||||||
Bangui | 2670 (90.8) | 269 (9.1) | < 0.001 | 45 (16.7) | 100 (37.2) | 123 (45.7) | 1 (0.4) | - | 0.0268 |
Boali | 547 (88.5) | 71 (11.5) | 17 (23.9) | 23 (32.4) | 28 (39.4) | - | 3 (4.2) | ||
Bossembele | 815 (95.2) | 41 (4.8) | 7 (17.1) | 10 (24.4) | 24 (58.5) | - | - | ||
Pissa | 812 (93.3) | 58 (6.7) | 5 (8.6) | 32 (55.2) | 21 (36.2) | - | - | ||
Sibut | 93 (89.4) | 11 (10.6) | 1 (9.1) | 9 (81.8) | 1 (9.1) | - | - | ||
Total | 4935 (91.6) | 450 (8.4) | 75 (16.7) | 174 (38.7) | 197 (43.7) | 1 (0.2) | 3 (0.7) | ||