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Table 1 Characteristic of the participants

From: Embryos derived from donor or patient oocytes are not different for in vitro fertilization outcomes when PGT allows euploid embryo selection: a retrospective study

 Age groups, own oocytesDonor oocytes
Age category≤ 29a30–34b35–37c38–40d41–43e≥ 44fDonor age: 18–32g
BMI: 23.6 ± 
Size (n)4511214420616760236
Recipient age (years)h26.4 ± 2.7b,c,d,e,f,g32.4 ± 1.3a,c,d,e,f,g36.1 ± 0.7a,b,d,e,f,g39.0 ± 0.8a,b,c,e,f,g41.8 ± 0.8a,b,c,d,f,g45.1 ± 1.6a,b,c,d,e,g42.0 ± 4.6a,b,c,d,f
Recipient BMI (kg/m2)23.6 ± 3.525.0 ± 4.124.7 ± 4.024.4 ± 3.624.8 ± 4.025.2 ± 3.525.3 ± 3.9
Oocyte collected (n)18.1 ± 9.1d,e,f16.7 ± 9.3d,e,f15.6 ± 8.3d,e,f11.8 ± 6.4a,b,c,g11.3 ± 6.9a,b,c,g8.8 ± 6.6a,b,c,g15.7 ± 6.4d,e,f
Oocyte fertilized (n)13.4 ± 6.4d,e,f12.6 ± 7.9d,e,f11.5 ± 6.9d,e,f8.7 ± 5.0a,b,c,g8.3 ± 5.6a,b,c,g6.5 ± 4.8a,b,c,g11.2 ± 5.0d,e,f
Embryos (n)8.3 ± 6.1d,e,f8.6 ± 7.3d,e,f,g7.2 ± 5.7d,e,f5.4 ± 4.0a,b,c5.3 ± 4.3a,b,c4.2 ± 3.6a,b,c,g6.5 ± 4.3b,f
Fertilization rate (%)73.2 ± 17.369.8 ± 18.371.4 ± 19.269.5 ± 18.468.5 ± 21.975.2 ± 22.269.0 ± 17.4
Aneuploidy rate (%)27.5 ± 30.9d,e,f37.5 ± 30.7d,e,f37.6 ± 32.5d,e,f56.9 ± 35.4a,b,c,e,f,g67.9 ± 36.5a,b,c,d,f,g87.5 ± 24.9a,b,c,d,e,g27.5 ± 26.9d,e,f
Cycles with no euploid embryos (%)1.8e,f4.6e,f7.3d,e,f26.9b,c,e,f,g34.7a,b,c,d,f,g20.1a,b,c,d,e,g4.6d,e,f
  1. Values are mean ± standard error. Significance was determined by one-way analysis of variance (ANOVA) followed by a Bonferroni or Dunnett’s T3 post hoc test
  2. BMI Body-mass index
  3. aSignificant difference vs. ≤ 29 group, p < 0.05 (two-tailed)
  4. bSignificant difference vs. 30–34 group, p < 0.05 (two-tailed)
  5. cSignificant difference vs. 35–37 group, p < 0.05 (two-tailed)
  6. dSignificant difference vs. 38–40 group, p < 0.05 (two-tailed)
  7. eSignificant difference vs. 41–43 group, p<0.05 (two-tailed)
  8. fSignificant difference vs. ≥44 group, p<0.05 (two-tailed)
  9. gSignificant difference vs. donor group, p<0.05 (two-tailed)
  10. hThree patients did not indicate their age