Table VII.

Parameters of vital signs prior to and after 3-month intervention.

	Prior to intervention				After intervention
Parameter	YQGB (n=84)	Pb (n=87)	t	P-value	YQGB (n=70)	Pb (n=69)	t	P-value
Heart rate	77.52±9.98	78.47±9.89	0.62	0.53	79.31±10.01	78.37±11.02	0.62	0.53
Respiration rate	19.00±1.53	18.91±1.55	0.39	0.69	18.94±1.28	18.817±1.32	0.58	0.56
Body temperature (°C)	36.54±0.18	36.50±0.18	1.65	0.10	36.54±0.17	36.49±0.15	1.74	0.08
Blood pressure
Systolic (mmHg)	126.87±9.31	128.26±10.33	0.92	0.36	127.16±6.99	127.56±8.52	0.92	0.36
Diastolic (mmHg)	75.88±7.54	77.59±8.80	1.37	0.17	74.46±5.66	73.60±6.30	1.37	0.17

Data are presented as mean ± standard deviation and were analyzed with two independent samples t-test. YQGB, Yiqigubiao pill; Pb, placebo