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Table 4 Frequency of wheezing among children from 0 to 24 months

From: Particular characteristics of allergic symptoms in tropical environments: follow up to 24 months in the FRAAT birth cohort study

  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 - -
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