Review Article
The Usefulness of Xuefu Zhuyu Tang for Patients with Angina Pectoris: A Meta-Analysis and Systematic Review
Table 7
The effect of XFZYT for SAP and UAP group, outcome = ECG.
| | Study ID |
Treatment duration | Response rate, %; (response/) |
Therapeutic gain, % |
NNT |
RR | | Experimental | Control |
| | Lv, 2009 [22] | 4 weeks | 84.4 (27/32) | 63.3 (19/30) | 21.1 | 4.7 | 1.33 | | Wang et al., 2000 [18] | 4 weeks | 41.2 (14/34) | 37.0 (10/27) | 4.2 | 23.8 | 1.11 | | Du et al., 2013 [29] | 6 weeks | NA | NA | — | — | — | | Wang and Jing, 2007 [19] | 4 weeks | NA | NA | — | — | — | | Li and Zhang, 2011 [27] | 4 weeks | 91.7 (55/60) | 66.7 (40/60) | 25.0 | 4.0 | 1.37 | | Liu et al., 2007 [25] | 8 weeks | NA | NA | — | — | — | | Zhang, 2012 [17] | 4 weeks | 48.0 (24/50) | 36.0 (18/50) | 12.0 | 8.3 | 1.33 | | Li, 2009 [30] | 4 weeks | 82.5 (33/40) | 55.0 (22/40) | 27.5 | 3.6 | 1.50 | | Pooled RR | — | 70.8 (153/216) | 52.7 (109/207) | 18.1 | 5.5 | 1.34 |
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NNT: number needed to treat; NA: not available; RR: risk ratio.
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