症状体征	组间对比		组内对比
症状体征	治疗前	治疗后	西药对照组	苗药治疗组
喘息	Z = −1.060	Z = −2.495	Z = −3.508	Z = −4.667
	P = 0.289	^△P = 0.013	^★P = 0.000	^★P = 0.000
气短	Z = −0.889	Z = −2.381	Z = −4.103	Z = −4.696
	P = 0.374	^△P = 0.017	^★P = 0.000	^★P = 0.000
乏力	Z = −0.992	Z = −1.280	Z = −4.291	Z = −4.681
	P = 0.321	P = 0.200	^★P = 0.000	^★P = 0.000
自汗	Z = −0.136	Z = −2.292	Z = −3.804	Z = −4.544
	P = 0.892	^△P = 0.022	^★P = 0.000	^★P = 0.000
咳嗽咳痰	Z = −0.020	Z = −2.623	Z = −4.237	Z = −4.774
	P = 0.984	^△P = 0.009	^★P = 0.000	^★P = 0.000
易感冒	Z = −0.662	Z = −2.400	Z = −4.455	Z = −4.640
	P = 0.508	^△P = 0.016	^★P = 0.000	^★P = 0.000
腰膝酸软	Z = −0.887	Z = −1.691	Z = −4.104	Z = −4.617
	P = 0.375	P = 0.091	^★P = 0.000	^★P = 0.000
口唇紫	Z = −0.607	Z = −2.776	Z = −3.910	Z = −4.461
	P = 0.544	^△P = 0.006	^★P = 0.000	^★P = 0.000