Variable | Before matching | After matching | ||||
---|---|---|---|---|---|---|
SET- GQE (N = 201) | DET- GQE + PQE (N = 421) | P value | SET- GQE (N = 169) | DET- GQE + PQE (N = 169) | P value | |
Maternal age (y) | 32.6 ± 5.1 | 34.3 ± 5.2 | 0.000 | 33.1 ± 5.2 | 33.2 ± 5.2 | 0.900 |
Paternal age (y) | 34.5 ± 5.9 | 35.9 ± 6.2 | 0.006 | 34.9 ± 6.0 | 35.2 ± 6.4 | 0.592 |
BMI (kg/m2) | 21.9 ± 2.9 | 22.5 ± 3.4 | 0.012 | 22.0 ± 3.0 | 21.9 ± 3.0 | 0.610 |
Duration of infertility (y) | 3.2 ± 2.5 | 3.3 ± 2.5 | 0.486 | 3.3 ± 2.6 | 3.4 ± 2.3 | 0.691 |
Type of infertility n (%) | ||||||
 Primary | 135 (67.2) | 257 (61.0) | 0.139 | 112 (66.3) | 106 (62.7) | 0.495 |
 Secondary | 66 (32.8) | 164 (39.0) | 57 (33.7) | 63 (37.3) | ||
 Basal FSH (IU/L) | 9.8 ± 6.0 | 10.1 ± 6.3 | 0.589 | 10.1 ± 6.1 | 10.3 ± 6.1 | 0.720 |
 AMH | 3.8 ± 3.3 | 3.2 ± 3.0 | 0.027 | 3.5 ± 3.0 | 3.3 ± 2.8 | 0.457 |
 AFC | 13.3 ± 8.0 | 11.5 ± 7.3 | 0.005 | 12.6 ± 8.0 | 12.2 ± 7.4 | 0.631 |
Stimulation Protocol n (%) | ||||||
 Agonist | 54 (26.9) | 137 (32.5) | 0.154 | 44 (26.0) | 51 (30.2) | 0.612 |
 Antagonist | 114 (56.7) | 204 (48.5) | 94 (55.6) | 85 (50.3) | ||
 Others | 33 (16.4) | 80 (19.0) | 31 (18.3) | 33 (19.5) | ||
 Total Gn (IU) | 2364.6 ± 1080.2 | 2666.9 ± 1172.1 | 0.002 | 2386.0 ± 1117.0 | 2524.2 ± 1161.6 | 0.266 |
 Duration of Gn (day) | 9.6 ± 2.5 | 9.9 ± 2.6 | 0.189 | 9.5 ± 2.6 | 9.8 ± 2.7 | 0.360 |
Fertilization method n (%) | ||||||
 IVF | 120 (59.7) | 224 (53.2) | 0.128 | 96 (56.8) | 100 (59.2) | 0.659 |
 ICSI | 81 (40.3) | 197 (46.8) | 73 (43.2) | 69 (40.8) | ||
 Oocytes retrieved (n) | 10.6 ± 7.5 | 9.6 ± 6.2 | 0.111 | 9.7 ± 7.0 | 9.9 ± 6.3 | 0.733 |
 Number of transplantable embryos (n) | 7.4 ± 5.6 | 6.6 ± 4.3 | 0.073 | 6.5 ± 5.0 | 6.7 ± 4.4 | 0.729 |
 Number of top-quality embryos (n) | 3.2 ± 2.4 | 2.1 ± 1.6 | 0.000 | 2.6 ± 2.1 | 2.6 ± 1.9 | 0.827 |
 Endometrial thickness (mm) | 9.9 ± 1.9 | 9.7 ± 2.0 | 0.264 | 9.8 ± 1.9 | 9.8 ± 2.0 | 0.939 |
Endometrial preparation protocol n (%) | ||||||
 Nature | 100 (49.8) | 193 (45.8) | 0.299 | 77 (45.6) | 88 (52.1) | 0.406 |
 HRT | 69 (34.3) | 139 (33.0) | 62 (36.7) | 51 (30.2) | ||
 HRT + GnRHa | 32 (15.9) | 89 (21.1) | 30 (17.8) | 30 (17.8) |