Table 3.
Clinical efficacy of premature ventricular contractions.
| Studies | Groups (T/C) | The total effect (n) | Ineffective (n) | Total efficiency (%) |
|---|---|---|---|---|
| Chen and Shan (25) | WXKL + Metalol tartrat | 43 | 7 | 86 |
| Metalol tartrate | 38 | 12 | 76 | |
| Zhao (26) | WXKL + Betaloc | 38 | 2 | 95 |
| Betaloc | 31 | 9 | 77.5 | |
| Xu et al. (27) | WXKL + Betaloc | 29 | 3 | 90.6 |
| Betaloc | 23 | 9 | 71.9 | |
| Wang (28) | WXKL + Betaloc | 44 | 1 | 97.8 |
| Betaloc | 32 | 11 | 74.4 | |
| Xu (29) | WXKL + Betaloc | 42 | 1 | 97.67 |
| Betaloc e | 36 | 8 | 81.82 | |
| Luo et al. (30) | WXKL + Metalol tartrate | 29 | 3 | 90.6 |
| Metalol tartrate | 18 | 14 | 56.2 | |
| Zhang et al. (31) | WXKL + Betaloc | 51 | 2 | 96.23 |
| Betaloc | 37 | 13 | 74 | |
| Wang et al. (32) | WXKL + Betaloc | 47 | 7 | 90.6 |
| Betaloc | 28 | 26 | 56.2 | |
| Wu (33) | WXKL + Metoprolol | 30 | 2 | 93.7 |
| Metoprolol | 20 | 10 | 66.7 | |
| Zhang (34) | WXKL + Metoprolol | 49 | 5 | 90.7 |
| Metoprolol | 43 | 15 | 74.1 | |
| Dai and Zhengdong (35) | WXKL + Metalol tartrate | 38 | 4 | 90.5 |
| Metalol tartrate | 28 | 14 | 66.7 |