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Table 4 The influence of delaying oocyte maturation in patients with an elevated progesterone level on the yield of (mature) oocytes, fertilised oocytes and good quality embryos

From: Delaying the oocyte maturation trigger by one day leads to a higher metaphase II oocyte yield in IVF/ICSI: a randomised controlled trial

Day hCG Number included (cycles/[patients]) Oocytes MII 2PN GQE
0 (HPE) 36 [28] 14.23 (8.44) 12.03 (7.09) 8.22 (5.84) 6.5 (5.02)
+1 (HPL) 36 [25] 13.06 (10.00) 11.81 (9.91) 7.78 (5.86) 6.2 (4.80)
  Mean difference -1.52 -0.44 -0.97 -0.75
  95% CI -5.30 to 2.27 -3.65 to 2.78 -3.49 to 1.55 -2.98 to 1.48
  P 0.43 0.79 0.45 0.51
  1. Numbers are expressed as numbers or as mean (SD).
  2. Adjusted for PCO and female pathology.