Table 2.

The comparison of parameters between two groups

Parameters	Groups (mean±SD)		P**
	Placebo	Anti-Asthma®
FEV1
Before	90.6±16.86	85.07±24.65	0.113
After	96.73±15.82	91.53±22.32	0.098
P*	0.130	0.010
FEV1/FVC
Before	98.3±9.51	90.67±12.87	0.023
After	100.83±8.61	92.2±11.79	0.089
P*	0.234	0.04
FEF25-27
Before	99.2±26.11	84.47±42.46	0.344
After	104.3±33.37	86.4±35.26	0.091
P*	0.580	0.04
Number of breath shortness
Before	2.97±2.89	3.27±2.82	0.679
After 1 week	1.83±2.78	1.73±2.15	0.789
P*	0.006	0.001
Number of spray puff
Before	3.73±3.47	2.47±2.26	0.286
After 1 day	1.93±2.9	1.53±2.16	0.189
P*	0.001	0.001
Number of coughs
Before	9.7±7.34	14.67±11.92	0.099
After 1 day	7.9±6.53	6.27±8.2	0.096
P*	0.041	0.001
The severity of breath shortness
Before	0.73±0.91	0.87±0.73	0.391
After	0.2±0.55	0.2±0.41	0.989
P*	0.003	0.001
Severity of cough
Before	1.23±0.77	1.4±0.72	0.393
After	0.93±0.87	0.53±0.82	0.001
P*	0.003	0.001
The severity of activity limitation
Before	1.07±0.45	1.87±0.35	0.001
After	0.9±0.66	0.33±0.48	0.001
P*	0.132	0.001

**P-value calculated by *Mann–Whitney, and **Wilcoxon signed-rank tests, at 95% levels of CI. CI=Confidence interval, FEV=Forced expiratory volume, FVC=Forced vital capacity, FEF=Forced expiratory flow, SD=Standard deviation