Table 2: Registered Studies of TCHP for CHD in the Cochrane Central Register of Controlled Trials.

First authorTCHPConditionParticipantsRandomBlinding of participants, personnel, or outcome assessorsAllocation concealmentIncomplete outcome data adequately addressedFree of the suggestion of selective outcome reportingInformed consentsConclusion

Chu et al. [14]Xuefu Zhuyu capsuleUnstable anginal patients after percutaneous coronary intervention90Yes but no detailsParticipants and doctorYesYesUnclearYesA+
Li et al. [15]Specific TCHPMyocardial perfusion in AMI patients after revascularization80YesNot mentionedNot mentionedYesUnclearYesA+
Li et al. [16]Specific TCHPVentricular wall motion in AMI patients after revascularization80YesNot mentionedNot mentionedYesUnclearUnclearA
Hu et al. [17]Shenfu injectionHeart function in patients with chronic heart failure63Yes but no detailsNot mentionedNot mentionedUnclearUnclearNoA+
Tam et al. [18]Salvia miltiorrhiza and Pueraria lobataVascular function and structure in coronary patients100YesDouble-blind but no detailsNot mentionedYesYesYesA+
Qiu et al. [19]Specific TCHPThe clinical symptoms and quality of life of the AMI patients undergoing PCI35YesParticipants and doctorNot mentionedYesNoUnclearA+
Fan et al. [20]Qihong decoctionRehabilitation of patients after coronary artery bypass72YesNot mentionedNot mentionedNoNoNoA+
Wang et al. [21]Shenshao tabletThe quality of life for CHD patients with UA66YesParticipants and doctorNot mentionedYesUnclearYesA+

Notes: A+: TCHP has definitely effect.
A: TCHP may be or appears to be effective.