Table 2.
Influenza-like illness (ILI) symptoms of walk-in patients with positive PCR result, by age-group, Burkina Faso, 2010–2012
| Range of age (years) | ILI cases n (%) | PCR Positive cases n (%) | Clinical symptoms of influenza infected patients | ||||
|---|---|---|---|---|---|---|---|
| Fever n (%) | Cough n (%) | Sore throat n (%) | Vomiting n (%) | Diarrhea n (%) | |||
| <1 | 137 (15·5) | 4 (6·9) | 4 (6·9) | 4 (6·9) | 0 (0·0) | 2 (16·1) | 0 (0·0) |
| 1–5 | 261 (29·6) | 20 (34·5) | 20 (34·5) | 20 (34·5) | 7 (19·4) | 6 (50·0) | 2 (100·0) |
| 6–14 | 105 (11·9) | 13 (22·4) | 13 (22·4) | 1 (22·4) | 10 (27·8) | 3 (25·0) | 0 (0·0) |
| 15–34 | 275 (31·2) | 17 (29·3) | 17 (29·3) | 17 (29·3) | 15 (41·7) | 1 (8·3) | 0 (0·0) |
| 35–50 | 56 (6·4) | 0 (0·0) | *(*) | *(*) | *(*) | *(*) | *(*) |
| >50 | 28 (3·2) | 3 (5·2) | 3 (5·2) | 1 (1·7) | 3 (8·3) | 0 (0·0) | 0 (0·0) |
| Missing age | 19 (2·2) | 1 (1·7) | 1 (1·7) | 1 (1·7) | 1 (2·8) | 0 (0·0) | 0 (0·0) |
| Total | 881 (100) | 58 (100) | 58 (100 | 58 (100) | 36 (62·1) | 12 (20·7) | 2 (3·5) |
*
No data are completed concerning the range of 35–50 years because no PCR positive cases of influenza were found in this age range.