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Association between exercise-induced asthma, noninduced and parental socio-economic status
| Socio-economic status | Peak expiratory flow rate score | χ2 | P-value | |
|---|---|---|---|---|
| Induced (PEFR>15.0%) | Noninduced (PEFR≤15.0%) | |||
| Low | 94 (42.0) | 68 (42.0) | 152.4 | 0.001* |
| Middle | 120 (53.0) | 86 (53.0) | ||
| High | 10 (5.0) | 7 (5.0) | ||
Values are presented as number (%).
PEFR, peak expiratory flow rate.
P<0.05.
