A Randomized Double-Blind Placebo-Controlled Trial to Evaluate Prophylactic Effect of Traditional Chinese Medicine Supplementing Qi and Hemostasis Formula on Gastrointestinal Bleeding after Percutaneous Coronary Intervention in Patients at High Risks

Table 1

Baseline patient demographics.

	Treatment (N=59)	Control (N=58)	Statistic	P value
Age			0.16(Z)	0.8699
Gender			0.10(X^2)	0.7518
Male N(%)	22(37.29)	20(34.48)
Female N(%)	37(62.71)	38(65.52)
Weight (kg)			0.33(Z)	0.7451
Height (m)			-0.66(Z)	0.5083
SBP (mmHg)			0.54(Z)	0.5911
HR (beat/min)			2.45(Z)	0.0141

SBP indicates systolic blood pressure; HR indicates heart rate.