Chinese General Practice ›› 2022, Vol. 25 ›› Issue (09): 1088-1092.DOI: 10.12114/j.issn.1007-9572.2021.02.129
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External Validation of Risk Prediction Models for Postpartum Stress Urinary Incontinence
1.Department of Nursing,Shenzhen Hospital of Southern Medical University,Shenzhen 518101,China
2.School of Nursing,Southern Medical University,Guangzhou 510515,China
3.Department of Obstetrics,the University of Hong Kong-Shenzhen Hospital,Shenzhen 518000,China
*Corresponding author:CAI Wenzhi,Professor;E-mail:caiwzh@smu.edu.cn
Received:
2021-08-20
Revised:
2021-10-18
Published:
2022-03-20
Online:
2022-03-01
通讯作者:
蔡文智
基金资助:
CLC Number:
ZHANG Danli, HU Fengxin, WANG Jia, CHEN Ling, LIU Sha, CAI Wenzhi.
External Validation of Risk Prediction Models for Postpartum Stress Urinary Incontinence [J]. Chinese General Practice, 2022, 25(09): 1088-1092.
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URL: https://www.chinagp.net/EN/10.12114/j.issn.1007-9572.2021.02.129
临床资料 | 初产妇(n=203) | 经产妇(n=95) | ||||||
---|---|---|---|---|---|---|---|---|
非SUI者(n=158) | SUI者(n=45) | χ2(t)值 | P值 | 非SUI者(n=72) | SUI者(n=23) | χ2(t)值 | P值 | |
年龄(![]() | 29.3±3.3 | 29.7±2.5 | -0.688a | 0.492 | - | - | - | - |
妊娠前BMI(![]() | - | - | - | - | 20.8±2.5 | 20.6±2.5 | 0.216a | 0.829 |
流产史〔n(%)〕 | 32(20.2) | 12(26.7) | 0.849 | 0.357 | 27(37.5) | 8(34.8) | 0.055 | 0.814 |
妊娠期SUI〔n(%)〕 | 43(27.2) | 23(51.1) | 9.115 | 0.003 | 19(26.4) | 18(78.3) | 19.725 | <0.001 |
阴道分娩〔n(%)〕 | 116(73.4) | 42(93.3) | 8.052 | 0.005 | 49(68.1) | 21(91.3) | 4.859 | 0.028 |
Table 1 Clinical characteristics of primiparous and multiparous cohorts with and without postpartum stress urinary incontinence
临床资料 | 初产妇(n=203) | 经产妇(n=95) | ||||||
---|---|---|---|---|---|---|---|---|
非SUI者(n=158) | SUI者(n=45) | χ2(t)值 | P值 | 非SUI者(n=72) | SUI者(n=23) | χ2(t)值 | P值 | |
年龄(![]() | 29.3±3.3 | 29.7±2.5 | -0.688a | 0.492 | - | - | - | - |
妊娠前BMI(![]() | - | - | - | - | 20.8±2.5 | 20.6±2.5 | 0.216a | 0.829 |
流产史〔n(%)〕 | 32(20.2) | 12(26.7) | 0.849 | 0.357 | 27(37.5) | 8(34.8) | 0.055 | 0.814 |
妊娠期SUI〔n(%)〕 | 43(27.2) | 23(51.1) | 9.115 | 0.003 | 19(26.4) | 18(78.3) | 19.725 | <0.001 |
阴道分娩〔n(%)〕 | 116(73.4) | 42(93.3) | 8.052 | 0.005 | 49(68.1) | 21(91.3) | 4.859 | 0.028 |
临床资料 | 初产妇 | 经产妇 | ||||||
---|---|---|---|---|---|---|---|---|
建模组(n=393) | 验证组(n=203) | χ2(t)值 | P值 | 建模组(n=334) | 验证组(n=95) | χ2(t)值 | P值 | |
年龄(![]() | 28.9±3.6 | 29.4±3.2 | -1.672a | 0.095 | - | - | - | - |
妊娠前BMI(![]() | - | - | - | - | 21.1±2.8 | 20.7±2.5 | 1.087a | 0.278 |
流产史〔n(%)〕 | 99(25.2) | 44(21.7) | 0.907 | 0.341 | 162(48.5) | 35(36.8) | 4.050 | 0.044 |
妊娠期SUI〔n(%)〕 | 100(25.4) | 66(32.5) | 3.327 | 0.068 | 138(41.3) | 37(38.9) | 0.172 | 0.678 |
阴道分娩〔n(%)〕 | 273(69.5) | 158(77.8) | 4.681 | 0.031 | 196(58.7) | 70(73.7) | 7.065 | 0.008 |
产后SUI〔n(%)〕 | 49(12.5) | 45(22.2) | 9.479 | 0.002 | 67(20.1) | 23(24.2) | 0.769 | 0.381 |
Table 2 Comparison of clinical characteristics between model development group and validation group
临床资料 | 初产妇 | 经产妇 | ||||||
---|---|---|---|---|---|---|---|---|
建模组(n=393) | 验证组(n=203) | χ2(t)值 | P值 | 建模组(n=334) | 验证组(n=95) | χ2(t)值 | P值 | |
年龄(![]() | 28.9±3.6 | 29.4±3.2 | -1.672a | 0.095 | - | - | - | - |
妊娠前BMI(![]() | - | - | - | - | 21.1±2.8 | 20.7±2.5 | 1.087a | 0.278 |
流产史〔n(%)〕 | 99(25.2) | 44(21.7) | 0.907 | 0.341 | 162(48.5) | 35(36.8) | 4.050 | 0.044 |
妊娠期SUI〔n(%)〕 | 100(25.4) | 66(32.5) | 3.327 | 0.068 | 138(41.3) | 37(38.9) | 0.172 | 0.678 |
阴道分娩〔n(%)〕 | 273(69.5) | 158(77.8) | 4.681 | 0.031 | 196(58.7) | 70(73.7) | 7.065 | 0.008 |
产后SUI〔n(%)〕 | 49(12.5) | 45(22.2) | 9.479 | 0.002 | 67(20.1) | 23(24.2) | 0.769 | 0.381 |
人群 | 临界值 | 约登指数 | 灵敏度 | 特异度 | 阳性预测值 | 阴性预测值 | 阳性似然比 | 阴性似然比 |
---|---|---|---|---|---|---|---|---|
初产妇 | 0.078 | 0.38 | 0.87 | 0.51 | 0.33 | 0.93 | 1.78 | 0.26 |
经产妇 | 0.261 | 0.59 | 0.74 | 0.85 | 0.61 | 0.91 | 4.83 | 0.31 |
Table 3 Externally validated prediction accuracy of risk predictive models for postpartum stress urinary incontinence in primiparous and multiparous cohorts
人群 | 临界值 | 约登指数 | 灵敏度 | 特异度 | 阳性预测值 | 阴性预测值 | 阳性似然比 | 阴性似然比 |
---|---|---|---|---|---|---|---|---|
初产妇 | 0.078 | 0.38 | 0.87 | 0.51 | 0.33 | 0.93 | 1.78 | 0.26 |
经产妇 | 0.261 | 0.59 | 0.74 | 0.85 | 0.61 | 0.91 | 4.83 | 0.31 |
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