Table 4 Frequency of wheezing among children from 0 to 24 months
0-6 months (n = 286) | 7-12 months (n = 280) | 13-24 months (n = 274) | Cumulative 0-12 months (n = 280) | Cumulative 0-24 months (n = 274) | |
|---|---|---|---|---|---|
Wheezers (n) | 50 | 59 | 64 | 87 | 105 |
Non-wheezers (n) | 236 | 221 | 210 | 193 | 169 |
Prevalence of wheeze (%) | 17.5 | 21.1 | 23.4 | 31.1 | 38.3 |
Occasional wheezers (1 or 2 episodes) | - | - | - | 67 (23.9%) | 66 (24.1%) |
Recurrent wheezers (3 or more episodes) | - | - | - | 20 (7.1%) | 39 (14.2%) |
Children that only wheeze at time interval (n) | 21 | 17 | 19 | - | - |
Number of children that wheeze for the first time at each time interval | 50 | 37 | 19 | - | - |