Anxiety and depression in recurrent implantation failure after frozen-thawed embryo transfer and efficacy of endometrial receptivity testing

Table 3 Multivariate logistic regression analysis of anxiety-related risk factors in patients with recurrent implantation failure

Variable	β	SE	Wald	P value	HR	95%CI
Constant	-0.340	0.539	0.398	0.528	0.712	-
Age (0: ≤ 35, 1: > 35)	0.753	0.240	9.876	0.002	2.124	1.328-3.397
Marital status (0: First marriage, 1: Remarriage)	0.366	0.236	2.395	0.122	1.442	0.907-2.291
Annual household income (0: < 5 thousand yuan)	-	-	9.608	0.008	-	-
1: 5-10 thousand yuan	-1.091	0.358	9.263	0.002	0.336	0.166-0.678
2: > 10 thousand yuan	-0.997	0.373	7.145	0.008	0.369	0.177-0.766
Infertility duration (0: < 3 years)	-	-	2.981	0.225	-	-
1: 3-5 years	0.150	0.331	0.206	0.650	1.162	0.607-2.225
2: > 5 years	-0.439	0.349	1.583	0.208	0.645	0.325-1.278
Cause of infertility (0: Unexplained)	-	-	5.398	0.145	-	-
1: Male-factor	-0.036	0.343	0.011	0.916	0.965	0.492-1.891
2: Female-factor	0.440	0.337	1.712	0.191	1.553	0.803-3.300
3: Combined male-female-factor	-0.305	0.400	0.582	0.446	0.737	0.336-1.614
Spouse’s only-child status (0: No, 1: Yes)	0.732	0.236	9.614	0.002	2.078	1.309-3.300
Infertility treatment duration (0: < 1 year)	-	-	19.282	0.000	-	-
1: 1-3 years	-0.623	0.329	3.594	0.058	0.536	0.282-1.021
2: 3-5 years	0.206	0.363	0.321	0.571	1.229	0.603-2.504
3: > 5 years	1.128	0.393	8.226	0.004	3.089	1.429-6.676
Number of failed implantation attempts (0: 2, 1: ≥ 3)	0.785	0.252	9.726	0.002	2.192	1.339-3.591

HR: Hazard ratio; CI: Confidence intervals.