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Table 3 Regression analysis using maternal age, embryo quality, insemination technique and pronuclear morphology as predictors of clinical pregnancy and delivery

From: Pronuclear morphology evaluation in in vitro fertilization (IVF) / intracytoplasmic sperm injection (ICSI) cycles: a retrospective clinical review

  B ES P OR 95% CI
Lower Upper
Constant       
Clinical pregnancy −3.845 0.374 <0.001 0.021   
Delivery −4.084 0.417 <0.001 0.017   
Maternal age       
Clinical pregnancy 1.263 0.290 <0.001 3.535 2.002 6.244
Delivery 1.282 0.326 <0.001 3.604 1.904 6.821
Insemination technique       
Clinical pregnancy 0.021 0.304 0.946 1.021 0.562 1.854
Delivery 0.074 0.341 0.828 1.077 0.552 2.099
Pronuclear morphology       
Clinical pregnancy 0.481 0.320 0.132 1.618 0.865 3.029
Delivery 0.468 0.359 0.192 1.597 0.791 3.227
Embryo quality       
Clinical pregnancy 1.078 0.353 0.002 2.938 1.470 5.871
Delivery 0.974 0.391 0.013 2.648 1.231 5.698
  1. Model for clinical pregnancy prediction: χ2(4) = 33.445; P < 0.001; R2 = 0.106.
  2. Model for delivery prediction: χ2(4) = 25.200; P < 0.001; R2 = 0.093.