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Table 1 Number (and percentage, %) of cycles studied per clinical indication and maternal age

From: Segmental aneuploidy in human blastocysts: a qualitative and quantitative overview

Clinical indication Number of cycles (%) Age (years)
Mean age ± standard deviation Confidence interval: 95%
Recurrent miscarriage 74 (9.0) 36.7 ± 3.7a 35.8–37.5
Advanced maternal age 537 (65.3) 40.3 ± 1.8b 40.2–40.5
Prior chromosome pathology 19 (2.3) 34.8 ± 2.7d 34.6–36.5
Male factor 64 (7.8) 35.4 ± 3.1c,d 34.7–36.2
Implantation failure 120 (14.6) 35.5 ± 3.0c,d 35.0–36.0
Sperm aneuploidy 8 (1.0) 38.0 ± 2.3a,b,c 36.0–39.9
Total 822   
  1. a,b,cDifferent superscripts within a column indicate significant differences (P < 0.05)