Suhuang Zhike Capsules for the Treatment of Cough Variant Asthma: A Meta-analysis

Table 2

Determination criteria for traditional Chinese medicine symptoms overall efficacy and its description.

Group	Description
Clinical remission	n ≥ 95%
Marked improvement	70% ≤ n <95%
Improvement	30% ≤ n <70%
Not effective	n < 30%

Efficacy index (n) = (pretreatment score–posttreatment score)/pretreatment score × 100%. 0 points: no cough, 3 points: occasional coughing, 6 points: frequent coughing, 9 points: persistent coughing.