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 2

Medical history.

	Treatment (N=59)	Control (N=58)	Statistic	P value
Hypertension N(%)	45(76.27)	42(72.41)	0.23(X^2)	0.6328
Type-2 DM N(%)	32(54.24)	33(56.90)	0.08(X^2)	0.7723
Lipid disorder N(%)	14(23.73)	14(24.14)	0.00(X^2)	0.9586
Chronic heart dysfunction N(%)	14(23.73)	14(24.14)	0.00(X^2)	0.9586
Chronic kidney dysfunction N(%)	16(27.12)	15(25.86)	0.02(X^2)	0.8776
Chronic bronchitis N(%)	5(8.47)	4(6.90)	-(Fisher)	1.0000
Anemia N(%)	3(5.08)	1(1.72)	-(Fisher)	0.6185
Prior cerebrovascular disease N(%)	24(40.68)	15(25.86)	2.89(X^2)	0.0892
Prior peptic ulcer N(%)	5(8.47)	3(5.17)	-(Fisher)	0.7168
Prior smoking N(%)	20(33.90)	20(34.48)	0.00(X^2)	0.9469
Prior alcohol intake N(%)	13(22.03)	11(18.97)	0.17(X^2)	0.6811