|  | Asthma | Asthma without hayfever | Hayfever | |||
---|---|---|---|---|---|---|---|
 | N | n | % | n | % | n | % |
All children | 1467 | 261 | 18 | 185 | 13 | 220 | 15 |
Girls | 729 | 106 | 15 | 76 | 10 | 101 | 14 |
Boys | 738 | 155 | 21 | 109 | 15 | 119 | 16 |
Younger children | 918 | 115 | 13 | 123 | 13 | 90 | 10 |
Older children | 549 | 106 | 19 | 62 | 11 | 130 | 24 |
Younger girls | 465 | 58 | 12 | 47 | 10 | 38 | 8 |
Younger boys | 453 | 97 | 21 | 76 | 17 | 52 | 11 |
Older girls | 264 | 48 | 18 | 29 | 11 | 63 | 24 |
Older boys | 285 | 58 | 20 | 33 | 12 | 67 | 24 |