―no. (%)

Baseline

The 1^st course

The 2^nd course

The 3^rd course

P value

X²

Asthma is under controlled

25 (11.9)

38 (18.1)

74 (35.2)

73 (34.8)

0.000

83.245

No improvement

27 (38.6)

19 (27.1)

11 (15.7)

13 (18.6)

0.012

10.966