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Table 2 Clinical pregnancy and live-birth rate analyzed according to pronuclear and embryo morphology

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

  Clinical pregnancy rate Live-birth rate
No Yes Total No Yes Total
(n., %) (n., %) (n., %) (n., %) (n., %) (n., %)
HQE ET Z1 90, 85.7 15, 14.3 105, 100 93, 88.6 12, 11.4 105, 100
  Z2 316, 91.6 29, 8.4 345, 100 323, 93.6 22, 6.4 345, 100
PQE ET Z1 32, 94.1 2, 5.9 34, 100 33, 97.1 1, 2.9 34, 100
  Z2 262, 96.7 9, 3.3 271, 100 263, 97.0 8, 3.0 271, 100
Total   700, 92.7 55, 7.4 755, 100 712, 94.3 43, 5.7 755, 100
  1. The distribution pronuclear and embryo morphology was significantly (P < 0.05) different between patients who had and who did not had a clinical pregnancy and a live-birth.