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Comparison of the diagnostic accuracy of conventional examination and pulmonary function tests in children in the observation group n(%).
| Method | Typical asthma (n = 48) | Cough variant asthma (n = 32) | ||
|---|---|---|---|---|
| Diagnostic rate | Misdiagnosis rate | Diagnostic rate | Misdiagnosis rate | |
| Routine inspection | 38(79.17) | 10(20.83) | 15(46.88) | 17(53.12) |
| Pulmonary function test | 47(97.92) | 1(2.08) | 30.(93.75) | 2(6.25) |
| x 2 | −1.6318 | 1.6318 | −2.5154 | 2.5158 |
| P value | <0.05 | <0.05 | <0.05 | <0.05 |
