Table 1.
Characteristics and methodological quality of included studies.
| Study ID | Sample | Diagnosis standard |
Intervention | Control | Course (week) |
Outcome measure |
|---|---|---|---|---|---|---|
| Li et al., 2012 [21] | 120 | 1999 WHO-ISH GMH; GCRNDTCM | QJDHW | Captopril | 8 | BP; TCM-SSD; BL; PV; side effect |
| Zhu, 2012 [22] | 92 | CGPMHBP-2005 | QJDH pill plus nifedipine controlled release tablet | Nifedipine controlled release tablet | 8 | BP |
| Du et al., 2009 [23] | 120 | JNC-7; GCRNDTCM | QJDH pill plus felodipine (plendil) | Felodipine (plendil) | 4 | BP; TCM-SSD; Ang II,ET, CGRP |
| Yang and Cheng, 2005 [24] | 120 | Hypertension diagnostic criteria (unclear) | modified QJDHW plus metoprolol | Metoprolol | 8 | BP |
| OuYang, 2002 [25] | 102 | Hypertension diagnostic criteria (unclear); TCM diagnostic criteria (unclear) | QJDH pill plus verapamil |
Verapamil | 8 | BP; TCM-SSD; BL |
| Zhang, 1999 [26] | 70 | 1999 WHO-ISH GMH; GCRNDTCM | QJDH pill | Nifedipine | 8 | BP |
| Ling, 2011 [27] | 60 | Hypertension diagnostic criteria (unclear) | QJDH pill | Captopril | 4 | BP |
| Liu, 2008 [28] | 180 | CGPMHBP-2000 | QJDH pill plus Western drugs | Western drugs | 24 | BP |
| Zhong, 2006 [29] | 80 | Hypertension diagnostic criteria (unclear) | QJDH pill plus antihypertensive tablets | Antihypertensive tablets | 4 | BP |
| Zhou, 2002 [30] | 80 | Hypertension diagnostic criteria (unclear) | QJDH pill | Nifedipine controlled release tablet | 4 | BP |
Abbreviations: QJDHW: Qi Ju Di Huang Wan; WHO-ISH GMH: WHO-ISH guidelines for the management of hypertension; GCRNDTCM: Guidelines of Clinical Research of New Drugs of Traditional Chinese Medicine; CGPMHBP: China Guidelines on Prevention and Management of High Blood Pressure; JNC-7: Seventh Report of the Joint National Committee on the Prevention, Detection, Evaluation, and Treatment of High Blood Pressure; TCM: traditional Chinese medicine; TCM-SSD: TCM syndrome and symptom differentiation; BP: blood pressure; BL: blood lipid; PV: plasma viscosity; Ang II: angiotensin II; ET: endothelin; CGRP: calcitonin gene-related peptide.