Table 1 Characteristics of FET cycles in each group
From: Live birth rate and neonatal outcomes following interventional embolization of hydrosalpinx
Characteristics | Embolization group (n = 1268) | Obstruction group (n = 2083) | P |
|---|---|---|---|
Maternal ages (year) | 35.28 ± 2.91 | 34.90 ± 3.64 | 0.816 |
Maternal BMI (kg/m2) | 21.50 ± 3.42 | 21.47 ± 2.85 | 0.097 |
Infertility duration (year) | 3.20 ± 2.40 | 3.08 ± 2.37 | 0.067 |
Infertility type | Â | Â | Â |
 Primary infertility | 646 (50.95) | 1210 (58.09) | 0.000 |
Gravidity | Â | Â | 0.000 |
 0 | 639 (63.17) | 1207 (57.95) |  |
 1 | 410 (32.33) | 535 (25.68) |  |
 ≥ 2 | 219 (17.27) | 341 (16.37) |  |
Parity | Â | Â | 0.000 |
 0 | 1199 (94.56) | 1903 (91.35) |  |
 1 | 69 (5.44) | 165 (7.92) |  |
 ≥ 2 | 0 (0) | 15 (0.72) |  |
Cause of infertility | Â | Â | 0.000 |
 Tubal factor | 950 (74.92) | 1552 (74.51) |  |
  PCOS | 59 (4.65) | 115 (5.52) |  |
  Endometriosis | 84 (6.62) | 92 (4.42) |  |
  Male factor | 148 (11.67) | 311 (14.93) |  |
  Diminish ovary reserve | 27 (2.13) | 13 (0.62) |  |
 Number of previous FET failures |  |  | 0.000 |
  0 | 805 (63.49) | 1500 (72.01) |  |
  High order | 463 (36.51) | 593 (28.47) |  |
 Fertilization method |  |  | 0.75 |
  IVF | 984 (77.60) | 1617 (77.63) |  |
  ICSI | 209 (16.48) | 331 (16.37) |  |
  IVF + ICSI | 75 (5.91) | 135 (6.48) |  |
 Number of oocytes retrieved |  |  | 0.349 |
  1–10 | 586 (46.21) | 913 (43.83) |  |
  11–20 | 489 (38.56) | 825 (40.09) |  |
  > 20 | 193 (15.22) | 345 (16.56) |  |