Aims:Paediatric pressure ulcers are a serious problem to healthcare service.Thus,effective and early identification of the risk of developing pressure ulcer is essential.The Braden Q scale is a widely used tool in the...Aims:Paediatric pressure ulcers are a serious problem to healthcare service.Thus,effective and early identification of the risk of developing pressure ulcer is essential.The Braden Q scale is a widely used tool in the risk assessment of paediatric pressure ulcer,but its predictive power is controversial.Hence,we performed a meta-analysis to evaluate the predictive power of the Braden Q scale for pressure ulcer in hospitalised children and offer recommendations for clinical decision.Methods:Studies that evaluated the predictive power of the Braden Q scale were searched through databases in English and Chinese,including Medline,Cochrane Library,Embase,CINAHL,SinoMed,CNKI,Wangfang and VIP.The studies were screened by two independent reviewers.QUADAS-2 was used to assess the risk of bias of eligible studies.Demographic data and predictive value indices were extracted.The pooled sensitivity,specificity and receiver operating characteristics(ROC)were calculated by MetaDiSc 1.4 using random-effects models.Results:Cochran Q=26.13(P=0.0036)indicated the existence of heterogeneity;the I2 for pooled DOR was 61.7%,suggesting significant heterogeneity among the included studies.The pooled sensitivity and specificity were 0.73(95%CI:0.67-0.78)and 0.61(95%CI:0.59-0.63),respectively,yielding a combined DOR of 3.47(95%CI:2-6.01).The area under the ROC curve was 0.7078±0.0421,and the overall diagnostic accuracy(Q*)was 0.6591±0.0337.Sensitivity analysis showed the results were robust.Conclusion:The Braden Q scale has moderate predictive validity with medium sensitivity and low specificity for pressure ulcers in hospitalised children.Further development and modification of this tool for use in paediatric population are warranted.展开更多
目的：评价和确定Braden-Q儿童压疮评估量表用于诊断住院患儿压疮高风险的最佳临界值。方法：对2014年1至6月在我院住院且Braden-Q量表≤24分的372例患者进行住院期间压疮发生情况追踪分析,采用灵敏度、特异度、阳性预测值、阴性预测值...目的：评价和确定Braden-Q儿童压疮评估量表用于诊断住院患儿压疮高风险的最佳临界值。方法：对2014年1至6月在我院住院且Braden-Q量表≤24分的372例患者进行住院期间压疮发生情况追踪分析,采用灵敏度、特异度、阳性预测值、阴性预测值、约登指数和受试者工作特征曲线（receiver operating characteristic,ROC）确定和评价Braden-Q量表诊断压疮高度危险的临界值。结果：372例研究对象中有37.73%的患者Braden-Q评分≤16分（最低11分）,72.27%的患者Braden-Q评分17～24分;共发生院内压疮21例,其分值主要集中在13～16分。当Braden-Q量表诊断压疮高危的临界值为16分时,其预测压疮危险的灵敏度为0.826,特异度为0.759,阳性预测值为0.185,阴性预测值为0.985,约登指数（0.585）较其他临界值更大,Braden-Q量表ROC曲线下面积（area under curve,AUC）为0.923。结论：Braden-Q量表16分是诊断儿童压疮高度危险的最佳临界值,能够很好地预测儿童发生压疮的风险,具有较高的诊断价值。展开更多
文摘Aims:Paediatric pressure ulcers are a serious problem to healthcare service.Thus,effective and early identification of the risk of developing pressure ulcer is essential.The Braden Q scale is a widely used tool in the risk assessment of paediatric pressure ulcer,but its predictive power is controversial.Hence,we performed a meta-analysis to evaluate the predictive power of the Braden Q scale for pressure ulcer in hospitalised children and offer recommendations for clinical decision.Methods:Studies that evaluated the predictive power of the Braden Q scale were searched through databases in English and Chinese,including Medline,Cochrane Library,Embase,CINAHL,SinoMed,CNKI,Wangfang and VIP.The studies were screened by two independent reviewers.QUADAS-2 was used to assess the risk of bias of eligible studies.Demographic data and predictive value indices were extracted.The pooled sensitivity,specificity and receiver operating characteristics(ROC)were calculated by MetaDiSc 1.4 using random-effects models.Results:Cochran Q=26.13(P=0.0036)indicated the existence of heterogeneity;the I2 for pooled DOR was 61.7%,suggesting significant heterogeneity among the included studies.The pooled sensitivity and specificity were 0.73(95%CI:0.67-0.78)and 0.61(95%CI:0.59-0.63),respectively,yielding a combined DOR of 3.47(95%CI:2-6.01).The area under the ROC curve was 0.7078±0.0421,and the overall diagnostic accuracy(Q*)was 0.6591±0.0337.Sensitivity analysis showed the results were robust.Conclusion:The Braden Q scale has moderate predictive validity with medium sensitivity and low specificity for pressure ulcers in hospitalised children.Further development and modification of this tool for use in paediatric population are warranted.
文摘目的：评价和确定Braden-Q儿童压疮评估量表用于诊断住院患儿压疮高风险的最佳临界值。方法：对2014年1至6月在我院住院且Braden-Q量表≤24分的372例患者进行住院期间压疮发生情况追踪分析,采用灵敏度、特异度、阳性预测值、阴性预测值、约登指数和受试者工作特征曲线（receiver operating characteristic,ROC）确定和评价Braden-Q量表诊断压疮高度危险的临界值。结果：372例研究对象中有37.73%的患者Braden-Q评分≤16分（最低11分）,72.27%的患者Braden-Q评分17～24分;共发生院内压疮21例,其分值主要集中在13～16分。当Braden-Q量表诊断压疮高危的临界值为16分时,其预测压疮危险的灵敏度为0.826,特异度为0.759,阳性预测值为0.185,阴性预测值为0.985,约登指数（0.585）较其他临界值更大,Braden-Q量表ROC曲线下面积（area under curve,AUC）为0.923。结论：Braden-Q量表16分是诊断儿童压疮高度危险的最佳临界值,能够很好地预测儿童发生压疮的风险,具有较高的诊断价值。
