Embryological Characteristics and Clinical Outcomes of Oocytes with Heterogeneous Zona Pellucida During Assisted Reproduction Treatment: A Retrospective Study

22 October 2020: Clinical Research

Chengshuang Pan ^BCEF , Huan Zhang ^ADF*

DOI: 10.12659/MSM.924316

Med Sci Monit 2020; 26:e924316

Table 3 Multivariate analysis of the main outcome (pregnancy or not) in ICSI cycles.

	Univariate analysis			Multivariate analysis
	OR	95% CI	P value	OR	95% CI	P value
Female age	0.894	0.835–0.959	0.002	0.935	0.864–1.012	0.094
Duration of infertility	0.921	0.851–0.998	0.044	0.968	0.885–1.058	0.472
BMI	0.984	0.895–1.081	0.734
Diagnosis
Primary infertility	Reference
Secondary infertility	0.783	0.437–1.402	0.410
No. of retrieved oocytes	1.077	1.025–1.131	0.003	0.979	0.843–1.137	0.782
No. of MII oocytes	1.097	1.037–1.160	0.001	1.062	0.892–1.263	0.500
HZP
Normal	1.24	0.592–2.595	0.569
HZP	Reference
No. of ET embryos	1.496	0.926–2.417	0.100
No. of D3 high-quality embryos	1.286	1.109–1.491	0.001	1.164	0.974–1.391	0.095
ICSI – intracytoplasmic sperm injection; HZP – heterogeneous zona pellucida; BMI – body mass index; ET – embryo transfer; No. – number; OR – odds ratio; CI – confidence interval. P