Chinese Herbal Medicine Qi Ju Di Huang Wan for the Treatment of Essential Hypertension: A Systematic Review of Randomized Controlled Trials

Table 3

Analyses of systolic blood pressure.

Trials		WMD [95% CI]	P value
QJDHW versus antihypertensive drugs
QJDHW versus captopril	1	0.10 [−3.38, 3.58]	0.96
Meta-Analysis	1	0.10 [−3.38, 3.58]	0.96
QJDHW plus antihypertensive drugs versus antihypertensive drugs
QJDH pill plus nifedipine controlled release tablet versus nifedipine controlled release tablet	1	−15.17 [−20.91, −9.43]	<0.00001
QJDH pill plus felodipine (plendil) versus felodipine (plendil)	1	0.32 [−4.16, 4.80]	0.89
Modified  QJDHW plus metoprolol versus metoprolol	1	−5.00 [−20.44, 10.44]	0.53
Meta-Analysis	3	−5.52 [−8.96, −2.08]	0.002

Abbreviations: QJDHW: Qi Ju Di Huang Wan.