Research Article

Efficacy and Safety of Chinese Herbs for the Prevention of the Risk of Renal Damage in Henoch-Schonlein Purpura in Children: Meta-Analysis of Randomized Controlled Trials and GRADE Evaluation

Table 1

Characteristics of randomized controlled trials of Chinese herbs for HSP in children.

Study IDAgeSample sizeExperimentalControl groupObservationOutcomesRisk of bias
(year)(Experimental/Control)group measuresmeasurestime(Low/Unclear/High)

Cai 1998 [23]1-1857/43The experimental group used Xijiao Dihuang Decoction, clinical routine dose, 2 times a dayThe control group received Basic western medicine treatment6 months(1)(3)Low

Chen 2014 [24]3-1240/40Xijiao Dihuang Decoction, clinical routine dose, 2 times a day. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)(4)Unclear

Cui 2011 [25]4-13126/120The experimental group used Xijiao Dihuang Decoction, clinical routine dose, 2 times a dayThe control group received Basic western medicine treatment6 months(2)Unclear

Han 2006 [26]6-1430/25Xijiao Dihuang Decoction, clinical routine dose, 2 times a day. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)High

Lu 2003 [5]4-1438/30Xijiao Dihuang Decoction, clinical routine dose, 2 times a day. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)High

Sun 2016 [27]3-1440/40The experimental group used Xijiao Dihuang Decoction, clinical routine dose, 2 times a dayThe control group received Basic western medicine treatment2 weeks(1)Unclear

Wu 2014 [12]3-1658/52Xijiao Dihuang Decoction, clinical routine dose, 2 times a day. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)Low

Yan 2014 [28]3-1240/40Xijiao Dihuang Decoction, clinical routine dose, 2 times a day. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)(4)Low

Yang 2012 [29]3-1643/40The experimental group used Xijiao Dihuang Decoction, clinical routine dose, 2 times a dayThe control group received Basic western medicine treatment3 weeks(1)(3)Low

Zhan 2015 [30]1-1822/23The experimental group used Xijiao Dihuang Decoction, clinical routine dose, 2 times a dayThe control group received Basic western medicine treatment6 weeks(1)Unclear
Zhao 2017 [31]2-1481/27Xijiao Dihuang Decoction, clinical routine dose, 2 times a day. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)(4)Low

Wang 2016 [6]5-1450/50Modified Huaban Decoction, clinical routine dose, 2 times a day. This Formula consists of Chinese herbs for cooling blood and eliminating spots and removing extravasated blood and dredge Collaterals. The basic treatment is same as the control groupThe control group received Basic western medicine treatment1 year(1)Unclear

Chen 2015 [7]3-1030/30Wuteng Granules, clinical routine dose, 2 times a day. This Granule consists of Chinese herbs for cooling blood and eliminating wind and removing extravasated blood and dredge Collaterals. The basic treatment is same as the control groupThe control group received Basic western medicine treatment8 weeks(1)(2)(3)(4)Low

Chen 2012 [32]4-1129/28Xijiao Dihuang Decoction, clinical routine dose, 2 times a day. The basic treatment is same as the control groupThe control group received Basic western medicine treatment3 weeks(1)(2)(4)Unclear

Ma 2018 [13]5-1830/30Kunxian Granules, clinical routine dose, 2 times a day. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 months(1)Unclear

Lv 2017 [8]6-1530/30Liangxue Xiaodian Decoction, clinical routine dose, 2 times a day. The composition of this Formula is based on the addition and subtraction of Xijiao Dihuang Decoction. The basic treatment is same as the control groupThe control group received Basic western medicine treatment4 weeks(1)(3)Unclear

Gui 2017 [33]3-14100/100Huaiqihuang Granules, clinical routine dose, 2 times a day. The basic treatment is same as the control groupThe control group received Basic western medicine treatment3 months(1)(2)(3)Low

Shen 2013 [14]4-1560/60Shitan Decoction, clinical routine dose, 2 times a day. This Formula consists of Chinese herbs for cooling blood and clearing away heat and detoxification. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)Unclear

Wang 2017 [34]3-1740/40Self-Designed Formula, clinical routine dose, 2 times a day. This Formula consists of Chinese herbs for cooling blood and eliminating spots and clearing away heat and detoxification. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)(3)Low

Hou 2008 [35]12-1830/30Xiaofeng Formula, clinical routine dose, 2 times a day. This Formula consists of Chinese herbs for cooling blood and eliminating wind and removing extravasated blood and dredge Collaterals. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)Unclear

Gong 2017 [15]3-1660/60Zidian Zhenxiao Granules, clinical routine dose, 2 times a day. This Formula consists of Chinese herbs for cooling blood and clearing away heat and removing extravasated blood and dredge Collaterals. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)Unclear

Song 2015 [16]5-1330/30Yinqiao Formula, clinical routine dose, 2 times a day. This Formula consists of Chinese herbs for cooling blood and clearing away heat. The basic treatment is same as the control groupThe control group received Basic western medicine treatment6 months(1)(3)Low

Huang 2013 [36]1-1251/51Self-Designed Formula, clinical routine dose, 2 times a day. The composition of this Formula is based on the addition and subtraction of Xijiao Dihuang Decoction. The basic treatment is same as the control groupThe control group received Basic western medicine treatment6 months(1)(3)Low

Kang 2014 [17]2-1323/22Choose the appropriate treatment according to different syndrome types. The basic treatment is same as the control groupThe control group received Basic western medicine treatment3 weeks(1)Low

Wang 2015 [9]5-1769/69Self-Designed Formula, clinical routine dose, 2 times a day. This Formula consists of Chinese herbs for cooling blood and eliminating wind and removing extravasated blood and dredge Collaterals. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)(3)Unclear

Cheng 2010 [18]6-1418/17Choose the appropriate treatment according to different syndrome types. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)(2)(4)High

Chen 2016 [37]3-1481/81Self-Designed Formula, clinical routine dose, 2 times a day. The composition of this Formula is based on the addition and subtraction of Xijiao Dihuang Decoction. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)(3)(4)Low

Sun 2017 [38]3-1232/32Salvia Injection, 10mL a day. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)High

Zhu 2016 [19]0.5-630/30Self-Designed Formula, clinical routine dose, 2 times a day. The composition of this Formula is based on the addition and subtraction of Xijiao Dihuang Decoction. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)Unclear

Liu 2012 [20]3-1436/32Choose the appropriate treatment according to different syndrome types. The basic treatment is same as the control groupThe control group received Basic western medicine treatment4 weeks(1)(3)Low

Xie 2017 [39]1-1246/46Modified Huaban Decoction, clinical routine dose, 2 times a day. This Formula consists of Chinese herbs for cooling blood and eliminating spots and removing extravasated blood and dredge Collaterals. The basic treatment is same as the control groupThe control group received Basic western medicine treatment4 weeks(1)(3)Low

Zhou 2015 [40]4-1640/40Choose the appropriate treatment according to different syndrome types. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)High

Min 2014 [41]1-1761/52Self-Designed Formula, clinical routine dose, 2 times a day. The composition of this Formula is based on the addition and subtraction of Xijiao Dihuang Decoction. The basic treatment is same as the control groupThe control group received Basic western medicine treatment3 weeks(1)Low

Huang 2015 [42]2-840/40Choose the appropriate treatment according to different syndrome types. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)High

Wang 2011 [43]2-1345/33Kangmin Xiaodian Decoction, clinical routine dose, 2 times a day. This Formula consists of Chinese herbs for cooling blood and eliminating wind and removing extravasated blood and dredge Collaterals. The basic treatment is same as the control groupThe control group received Basic western medicine treatment3 weeks(1)Unclear

Wen 2016 [21]3-1430/30Liangxue Xiaoban Decoction, clinical routine dose, 2 times a day. This Formula consists of Chinese herbs for cooling blood and eliminating spots. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)Unclear

Jiang 2014 [44]4-1130/30Self-Designed Formula, clinical routine dose, 2 times a day. This Formula consists of Chinese herbs for cooling blood and eliminating spots and clearing away heat. The basic treatment is same as the control groupThe control group received Basic western medicine treatment2 weeks(1)(3)Low

Zhou 2005 [10]2-1454/28Choose the appropriate treatment according to different syndrome typesThe control group received Basic western medicine treatment2 weeks(1)Unclear

Zhang 2016 [45]6-16128/128Zidan Particles, clinical routine dose, 2 times a day. This Particles consists of Chinese herbs for cooling blood and clearing away heat and removing extravasated blood and dredge Collaterals. The basic treatment is same as the control groupThe control group received Basic western medicine treatment4 weeks(1)(2)Low

(1) efficient; (2) risk of renal damage; (3) recurrence rate; (4) side effect.