|
Frequency of reported asthma symptoms within two weeks prior to enrollment in intervention study |
||||
| Never |
1–2 times/week |
3–6 times/week |
At least daily |
|
|
|
||||
| Wheezing, tightness in the chest, or cough (N = 74) |
20% |
41% |
24% |
15% |
| Slow down/stop play or activities (N = 74) |
34% |
35% |
19% |
12% |
|
|
||||
| Never |
1–2 times |
3–4 times |
At least 5 times |
|
|
|
||||
| Wake up at night (N = 76) |
32% |
34% |
25% |
9% |
Levy et al. Environmental Health: A Global Access Science Source 2004 3:13 doi:10.1186/1476-069X-3-13 |
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