Table 1 Characteristics of children <5 years of age hospitalized with severe acute respiratory illness selected and non-selected for the study in Niger, 2010–2012
Characteristics | Children selected for the study | Children non-selected for the studya | p |
|---|---|---|---|
n (%) | n (%) | ||
N = 160 | N = 625 | ||
Age (in years) | 0.811 | ||
<1 | 90 (56.2) | 362 (57.9) | |
1–4 | 70 (43.8) | 263 (42.1) | |
Sex | 0.121 | ||
Female | 7 (45.6) | 243 (38.9) | |
Male | 87 (54.4) | 382 (61.1) | |
Duration of symptoms (in days) | 0.88 | ||
0–3 | 125 (78.1) | 524 (83.8) | |
4–7 | 35 (21.9) | 101 (16.2) | |
Season | <0.001 | ||
Hot | 64 (40.0) | 255 (40.8) | |
Cold | 6 (3.7) | 97 (15.5) | |
Rain | 48 (30.0) | 135 (21.6) | |
Dry | 42 (26.3) | 138 (22.1) |