国际生殖健康/计划生育杂志 ›› 2023, Vol. 42 ›› Issue (5): 353-360.doi: 10.12280/gjszjk.20230109
• 论著 • 下一篇
收稿日期:
2023-03-13
出版日期:
2023-09-15
发布日期:
2023-09-13
通讯作者:
李欣
E-mail:lixin@njmu.edu.cn
基金资助:
DING Kai, ZHAO Chun, LING Xiu-feng, LI Xin()
Received:
2023-03-13
Published:
2023-09-15
Online:
2023-09-13
Contact:
LI Xin
E-mail:lixin@njmu.edu.cn
摘要:
目的: 探讨行激素替代治疗(hormone replacement therapy,HRT)的冻融胚胎移植(frozen-thawed embryo transfer,FET)周期临床妊娠的影响因素,构建临床妊娠预测模型。方法: 回顾性分析2018年1月—2020年12月在南京医科大学附属妇产医院行HRT的2 107个周期FET患者的临床资料。按照7 ∶ 3的比例随机分为训练集(1 499例)和验证集(608例),并根据临床妊娠与否,分为临床妊娠组与未临床妊娠组,探讨各临床特征与临床妊娠结局的关系。利用最小绝对收缩和选择算子(least absolute shrinkage and selection operator,LASSO)回归模型筛选影响因素,通过十折交叉验证法选择模型中的最优参数λ,并通过多因素Logistic回归分析构建列线图预测模型,采用校准曲线、受试者工作特征(receiver operating characteristic,ROC)曲线和决策曲线分析(decision curve analysis,DCA)对其效能进行评估。结果: ①2 107个周期中有1 354个周期(64.26%)获得临床妊娠。②LASSO回归模型筛选10个变量纳入模型,包括年龄、基础卵泡刺激素(FSH)、基础黄体生成素(LH)、基础抗苗勒管激素(AMH)、FET后14 d雌二醇(E2)及妊娠、流产、生产、人工流产和足月产次数。③调整混杂因素后,多因素Logistic回归分析发现年龄、基础LH、基础AMH和FET后14 d E2水平与临床妊娠相关(均P<0.05),并据此构建列线图模型。④该模型在训练集和验证集的ROC曲线下面积分别为0.662和0.683,并且校准曲线在训练集和验证集中的预测风险与实际结果之间具有良好一致性,表现出一定的区分度和良好的校准度。DCA结果表明,当训练集和验证集的阈值概率分别在1%~79%和1%~81%时,采用该列线图预测模型可以使患者的净收益提高。结论: 建立了预测FET患者临床妊娠的列线图模型,在一定程度上可以帮助临床医师在移植周期中或移植前采取个性化治疗措施提高临床妊娠率。
丁凯, 赵纯, 凌秀凤, 李欣. 冻融胚胎移植临床妊娠的影响因素分析及列线图预测模型构建[J]. 国际生殖健康/计划生育杂志, 2023, 42(5): 353-360.
DING Kai, ZHAO Chun, LING Xiu-feng, LI Xin. Analysis of Factors Affecting Clinical Pregnancy during Frozen-Thawed Embryo Transfer and Construction of Prediction Model of Nomogram[J]. Journal of International Reproductive Health/Family Planning, 2023, 42(5): 353-360.
组别 | 周期数 | 年龄(岁) | BMI(kg/m2) | 妊娠次数(次) | 生产次数(次) | ||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
<18.5 | 18.5~23.9 | 24.0~27.9 | ≥28.0 | 0 | 1 | 2 | ≥3 | 0 | 1 | ≥2 | |||||||||||||||
未临床妊娠组 | 532 | 33.45±5.38 | 40(7.5) | 332(62.4) | 121(22.7) | 39(7.3) | 195(36.7) | 107(20.1) | 96(18.0) | 134(25.2) | 364(68.4) | 153(28.8) | 15(2.8) | ||||||||||||
临床妊娠组 | 967 | 31.25±4.16 | 68(7.0) | 588(60.8) | 222(23.0) | 89(9.2) | 456(47.2) | 215(22.2) | 145(15.0) | 151(15.6) | 751(77.7) | 182(18.8) | 34(3.5) | ||||||||||||
t或 χ2 | 8.819 | 1.673 | 27.961 | 19.618 | |||||||||||||||||||||
P | <0.001 | 0.643 | <0.001 | <0.001 | |||||||||||||||||||||
组别 | 周期数 | 足月产次数(次) | 流产次数(次) | 人工流产次数(次) | |||||||||||||||||||||
0 | 1 | ≥2 | 0 | 1 | 2 | ≥3 | 0 | 1 | 2 | ≥3 | |||||||||||||||
未临床妊娠组 | 532 | 384(72.2) | 136(25.6) | 12(2.3) | 262(49.2) | 134(25.2) | 70(13.2) | 66(12.4) | 387(72.7) | 94(17.7) | 35(6.6) | 16(3.0) | |||||||||||||
临床妊娠组 | 967 | 776(80.2) | 167(17.3) | 24(2.5) | 594(61.4) | 198(20.5) | 107(11.1) | 68(7.0) | 780(80.7) | 126(13.0) | 42(4.3) | 19(2.0) | |||||||||||||
t或 χ2 | 14.639 | 24.715 | 12.733 | ||||||||||||||||||||||
P | 0.001 | <0.001 | 0.005 |
表1 训练集2组患者一般情况比较
组别 | 周期数 | 年龄(岁) | BMI(kg/m2) | 妊娠次数(次) | 生产次数(次) | ||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
<18.5 | 18.5~23.9 | 24.0~27.9 | ≥28.0 | 0 | 1 | 2 | ≥3 | 0 | 1 | ≥2 | |||||||||||||||
未临床妊娠组 | 532 | 33.45±5.38 | 40(7.5) | 332(62.4) | 121(22.7) | 39(7.3) | 195(36.7) | 107(20.1) | 96(18.0) | 134(25.2) | 364(68.4) | 153(28.8) | 15(2.8) | ||||||||||||
临床妊娠组 | 967 | 31.25±4.16 | 68(7.0) | 588(60.8) | 222(23.0) | 89(9.2) | 456(47.2) | 215(22.2) | 145(15.0) | 151(15.6) | 751(77.7) | 182(18.8) | 34(3.5) | ||||||||||||
t或 χ2 | 8.819 | 1.673 | 27.961 | 19.618 | |||||||||||||||||||||
P | <0.001 | 0.643 | <0.001 | <0.001 | |||||||||||||||||||||
组别 | 周期数 | 足月产次数(次) | 流产次数(次) | 人工流产次数(次) | |||||||||||||||||||||
0 | 1 | ≥2 | 0 | 1 | 2 | ≥3 | 0 | 1 | 2 | ≥3 | |||||||||||||||
未临床妊娠组 | 532 | 384(72.2) | 136(25.6) | 12(2.3) | 262(49.2) | 134(25.2) | 70(13.2) | 66(12.4) | 387(72.7) | 94(17.7) | 35(6.6) | 16(3.0) | |||||||||||||
临床妊娠组 | 967 | 776(80.2) | 167(17.3) | 24(2.5) | 594(61.4) | 198(20.5) | 107(11.1) | 68(7.0) | 780(80.7) | 126(13.0) | 42(4.3) | 19(2.0) | |||||||||||||
t或 χ2 | 14.639 | 24.715 | 12.733 | ||||||||||||||||||||||
P | 0.001 | <0.001 | 0.005 |
变量 | β | SE | Wald χ2 | OR(95%CI) | P |
---|---|---|---|---|---|
年龄(岁) | -0.077 | 0.015 | 27.896 | 0.926(0.899~0.953) | <0.001 |
基础LH(U/L) | |||||
3~6 | 0.301 | 0.143 | 4.394 | 1.351(1.020~1.789) | 0.036 |
>6 | 0.221 | 0.174 | 1.620 | 1.247(0.887~1.753) | 0.203 |
基础FSH(U/L) | |||||
10~15 | -0.089 | 0.176 | 0.257 | 0.915(0.648~1.291) | 0.612 |
>15 | -0.155 | 0.339 | 0.209 | 0.856(0.441~1.665) | 0.648 |
基础AMH(ng/mL) | |||||
2.0~6.5 | 0.377 | 0.157 | 5.749 | 1.458(1.071~1.985) | 0.016 |
>6.5 | 0.582 | 0.190 | 9.323 | 1.789(1.232~2.599) | 0.002 |
移植后14 d E2(pg/mL) | |||||
300~500 | 0.326 | 0.130 | 6.300 | 1.386(1.074~1.787) | 0.012 |
>500 | 0.487 | 0.153 | 10.117 | 1.628(1.206~2.198) | 0.001 |
妊娠次数(次) | |||||
1 | 0.096 | 0.201 | 0.230 | 1.101(0.743~1.632) | 0.631 |
2 | -0.045 | 0.274 | 0.027 | 0.956(0.559~1.635) | 0.869 |
≥3 | -0.303 | 0.373 | 0.660 | 0.739(0.356~1.534) | 0.417 |
人工流产次数(次) | |||||
1 | -0.034 | 0.191 | 0.031 | 0.967(0.665~1.405) | 0.860 |
2 | 0.028 | 0.292 | 0.009 | 1.029(0.580~1.823) | 0.923 |
≥3 | 0.518 | 0.433 | 1.433 | 1.679(0.719~3.920) | 0.231 |
流产次数(次) | |||||
1 | -0.185 | 0.223 | 0.687 | 0.831(0.537~1.286) | 0.407 |
2 | 0.037 | 0.310 | 0.015 | 1.038(0.565~1.906) | 0.904 |
≥3 | -0.276 | 0.378 | 0.532 | 0.759(0.362~1.592) | 0.466 |
生产次数(次) | |||||
1 | -0.033 | 0.345 | 0.892 | 0.772(0.367~1.419) | 0.345 |
≥2 | 0.759 | 0.742 | 1.047 | 2.137(0.499~9.149) | 0.306 |
足月产次数(次) | |||||
1 | 0.360 | 0.343 | 1.102 | 1.433(0.732~2.807) | 0.294 |
≥2 | 0.258 | 0.814 | 0.101 | 1.295(0.263~6.377) | 0.751 |
表3 多因素Logistic回归分析结果
变量 | β | SE | Wald χ2 | OR(95%CI) | P |
---|---|---|---|---|---|
年龄(岁) | -0.077 | 0.015 | 27.896 | 0.926(0.899~0.953) | <0.001 |
基础LH(U/L) | |||||
3~6 | 0.301 | 0.143 | 4.394 | 1.351(1.020~1.789) | 0.036 |
>6 | 0.221 | 0.174 | 1.620 | 1.247(0.887~1.753) | 0.203 |
基础FSH(U/L) | |||||
10~15 | -0.089 | 0.176 | 0.257 | 0.915(0.648~1.291) | 0.612 |
>15 | -0.155 | 0.339 | 0.209 | 0.856(0.441~1.665) | 0.648 |
基础AMH(ng/mL) | |||||
2.0~6.5 | 0.377 | 0.157 | 5.749 | 1.458(1.071~1.985) | 0.016 |
>6.5 | 0.582 | 0.190 | 9.323 | 1.789(1.232~2.599) | 0.002 |
移植后14 d E2(pg/mL) | |||||
300~500 | 0.326 | 0.130 | 6.300 | 1.386(1.074~1.787) | 0.012 |
>500 | 0.487 | 0.153 | 10.117 | 1.628(1.206~2.198) | 0.001 |
妊娠次数(次) | |||||
1 | 0.096 | 0.201 | 0.230 | 1.101(0.743~1.632) | 0.631 |
2 | -0.045 | 0.274 | 0.027 | 0.956(0.559~1.635) | 0.869 |
≥3 | -0.303 | 0.373 | 0.660 | 0.739(0.356~1.534) | 0.417 |
人工流产次数(次) | |||||
1 | -0.034 | 0.191 | 0.031 | 0.967(0.665~1.405) | 0.860 |
2 | 0.028 | 0.292 | 0.009 | 1.029(0.580~1.823) | 0.923 |
≥3 | 0.518 | 0.433 | 1.433 | 1.679(0.719~3.920) | 0.231 |
流产次数(次) | |||||
1 | -0.185 | 0.223 | 0.687 | 0.831(0.537~1.286) | 0.407 |
2 | 0.037 | 0.310 | 0.015 | 1.038(0.565~1.906) | 0.904 |
≥3 | -0.276 | 0.378 | 0.532 | 0.759(0.362~1.592) | 0.466 |
生产次数(次) | |||||
1 | -0.033 | 0.345 | 0.892 | 0.772(0.367~1.419) | 0.345 |
≥2 | 0.759 | 0.742 | 1.047 | 2.137(0.499~9.149) | 0.306 |
足月产次数(次) | |||||
1 | 0.360 | 0.343 | 1.102 | 1.433(0.732~2.807) | 0.294 |
≥2 | 0.258 | 0.814 | 0.101 | 1.295(0.263~6.377) | 0.751 |
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doi: 10.1186/s12978-022-01455-1 pmid: 35733148 |
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