Review Article

The Effects of Wenxin Keli on P-Wave Dispersion and Maintenance of Sinus Rhythm in Patients with Paroxysmal Atrial Fibrillation: A Meta-Analysis of Randomized Controlled Trials

Table 1

Characteristics and methodological quality of the included studies.

StudySample size (treatment/control)Diagnosis standardComplicationsInterventionControlTreatment course (month)Clinical standardsOutcome measure

Cheng 2007 [14]99 (53/46)Diagnostic criteria for PAF (unclear)PAFWXKL 9 g tid + controlEnteric-coated aspirin3Clinical guideline of new drugs for TCM (1995)Pd

Jin 2011 [15]60 (30/30)Diagnostic criteria for PAF (unclear)PAFWXKL 9 g tidConventional therapy (no detailed information)6UnclearPd

Zhang et al. 2008 [16]141 (72/69)Diagnostic criteria for PAF (unclear)
CGMH (2005)
Elderly hypertension and PAFWXKL 9 g qdAmiodarone224 h HolterPd, ADR

Lv et al. 2010 [17]120 (60/60)Diagnostic criteria for PAF (unclear)Elderly PAFWXKL 9 g tid + controlAmiodarone12Clinical guideline of new drugs for TCM (1995)Pd, ADR

Dong et al. 2010 [18]86 (42/40)ESC-NASPE (2003)
CGMH (2005)
Hypertension and PAFWXKL 9 g tid + fluvastatinConventional therapy (no detailed information)12UnclearPd, ADR

Yan et al. 2011 [19]80 (40/40)Diagnostic criteria for PAF (unclear)PAFWXKL 5 g qd + controlAmiodarone12UnclearPd,
maintenance rate of sinus rhythm

Zhang 2012 [20]76 (38/38)Diagnostic criteria for PAF (unclear)PAFWXKL 5 g tid + controlAmiodarone6National integrative arrhythmia prevention research symposium revised standardPd

Lu et al. 2010 [21]68 (34/34)ESC-NASPE (2003)
CGMH (2005)
Elderly hypertension and PAFWXKL 9 g tid + fluvastatinConventional therapy (no detailed information)6UnclearPd,
maintenance rate of sinus rhythm, ADR

Zhang et al. 2011 [22]115 (59/56)Diagnostic criteria for PAF (unclear)Elderly DHF and PAFWXKL 9 g tidConventional therapy (no detailed information)3Antiarrhythmic drug therapy recommendations (2001)Pd

Xie and Shen 2006 [23]26 (12/14)Diagnostic criteria for PAF (unclear)PAFWXKL 9 g tid + irbesartanAmiodarone6UnclearMaintenance rate of sinus rhythm, ADR

Xu 2008 [24]87 (44/43)Diagnostic criteria for PAF (unclear)PAFWXKL 9 g tid + valsartanAmiodarone24UnclearMaintenance rate of sinus rhythm

Gao 2012 [25]60 (30/30)Diagnostic criteria for PAF (unclear)Hypertension and PAFWXKL 9 g tid + controlValsartan12UnclearMaintenance rate of sinus rhythm

Li et al. 2008 [26]62 (32/30)Diagnostic criteria for PAF (unclear)PAFWXKL 9 g tid + controlAmiodarone6UnclearMaintenance rate of sinus rhythm, ADR

Zheng and Zhang 2013 [27]100 (50/50)ACC/AHA/ESC (2006)PAFWXKL 9 g tid + controlAmiodarone9UnclearMaintenance rate of sinus rhythm, ADR