Review Article
Meta-Analysis of Clinical Efficacy and Safety of Tripterygium wilfordii Polyglycosides Tablets in the Treatment of Chronic Kidney Disease
Table 5
Meta-analysis of reducing blood urea nitrogen level in the experimental group and control group.
| | Subgroup analysis | No. of studies | Weighted combination | Heterogeneity | Egger’s bias
value | Metaregression
value | | WMD [95% conf. interval] | value | I2 | value |
| | Disease type | | NS | 12 | −0.536 (−0.832, −0.241) | | 69.1% | | 0.416 | | | RNS | 6 | −0.000 (−0.847, 0.846) | | 97% | | 0.252 | | PNS | 4 | −0.114 (−1.360, 1.132) | | 95% | | 0.061 | | MN | 2 | −0.555 (−1.204, 0.095) | | 0.0% | 0.673 | — | | Mode of medication | | Single drug | 1 | −0.93 (−1.536, 0.324) | | 84.3% | | — | | | Combined use of drugs | 23 | −0.298 (−0.644, 0.049) | | 91.6% | | | | Course of treatment | | <6 months | 6 | −0.38 (−1.07, 0.31) | | 93.2% | | | | | ≥6 months | 14 | −0.235 (−0.693, 0.223) | | 90.6% | | | | ≥12 months | 4 | −0.484 (−0.859, −0.108) | | 27.3% | | | | Age of the patient (year) | | 19–65 | 17 | −0.325 (−0.722, 0.071) | | 92.2% | P < 0.05 | | | | >66 | 7 | −0.310 (−1.046, 0.426) | | 89.9% | | | | Total | 24 | −0.326 (−0.661, 0.009) | | 91.3% | | | — |
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