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 3

Admitting diagnosis and operation.

	Treatment (N=59)	Control (N=58)	Statistic	P value
			0.01(X^2)	0.9270
Urgen PCI N(%)	30(50.85)	29(50.00)
Selective PCI N(%)	29(49.15)	29(50.00)
Admitting diagnosis			0.77(X^2)	0.8568
STEMI N(%)	13(23.21)	12 (21.43)
NSTEMI N(%)	14 (25.00)	12 (21.43)
UAP N(%)	20 (35.71)	20 (35.71)
SAP N(%)	9 (16.07)	12 (21.43)
CRUSADE score			-1.18(Z)	0.2373
PCI puncture access			-(Fisher)	1.0000
Radial artery N(%)	41(69.49)	40(68.97)
Femoral artery N(%)	18(30.51)	18(31.03)
Number of diseased vessel			0.37(Z)	0.7099
Single N(%)	19(32.20)	14(24.14)
Double N(%)	13(22.03)	18(31.03)
Multiple N(%)	27(45.76)	26(44.83)
Part of diseased vessel
LM N(%)	9(15.25)	9(15.52)	0.00(X^2)	0.9686
AD N(%)	49(83.05)	45(77.59)	0.55(X^2)	0.4571
CX N(%)	33(55.93)	35(60.34)	0.23(X^2)	0.6286
RC N(%)	35(59.32)	40(68.97)	1.18(X^2)	0.2769
Others N(%)	12(20.34)	5(8.62)	3.23(X^2)	0.0721
Number of stent implantation			-0.58(Z)	0.5627
IABP implantation	17(28.81)	16(27.59)	0.02(X^2)	0.8827
Temporary cardiac pacemaker implantation	4(6.78)	3(5.17)	-(Fisher)	1.0000

LM: left main coronary; AD: anterior descending artery; CX: circumflex artery; RC: right coronary artery.