From: Number of embryos transferred and diagnosis of preeclampsia
Characteristic N (%) | Singleton Birth | Twin Birth | ||||||
---|---|---|---|---|---|---|---|---|
Autologous | Donor | Autologous | Donor | |||||
Fresh (N = 10,137) | Cryopreserved (N = 1557) | Fresh (N = 861) | Cryopreserved (N = 363) | Fresh (N = 6742) | Cryopreserved (N = 809) | Fresh (N = 855) | Cryopreserved (N = 142) | |
Age, years (mean ± S.D.) | 35.3 (4.1) | 35.1 (3.9) | 41.9 (4.4) | 42.4 (4.4) | 34.6 (3.8) | 34.4 (3.8) | 41.3 (4.8) | 43.1 (4.1) |
Infant sex: Male | 5257 (51.9) | 802 (51.5) | 438 (50.9) | 180 (49.6) | 3435 (51.0) | 429 (53.0) | 433 (50.6) | 75 (52.8) |
Gravida = 1 | 4638 (45.8) | 488 (31.4) | 377 (44.1) | 81 (22.5) | 3263 (48.4) | 305 (38.0) | 373 (43.8) | 38 (26.8) |
Parity = 0 | 6834 (67.8) | 784 (50.8) | 627 (73.7) | 187 (53.1) | 4657 (69.5) | 477 (59.9) | 603 (71.4) | 74 (52.1) |
Body Mass Index (kg/m2) | ||||||||
< 18.5 | 129 (2.4) | 25 (3.1) | 8 (1.9) | < 5 | 98 (2.7) | 6 (1.4) | 10 (2.7) | < 5 |
18.5–24.9 | 3245 (59.1) | 454 (56.2) | 273 (63.3) | 92 (55.8) | 2092 (58.9) | 256 (58.5) | 246 (66.5) | 38 (63.3) |
25–25.9 | 1260 (22.9) | 203 (25.1) | 96 (22.3) | 44 (44 (26.7) | 798 (22.5) | 106 (24.2) | 88 (23.8) | 12 (20.0) |
> 30 | 859 (15.6) | 126 (15.6) | 54 (12.5) | 27 (16.4) | 567 (16.0) | 70 (16.0) | 26 (7.0) | 8 (13.3) |
Missing (N) | 4644 | 749 | 430 | 198 | 3187 | 371 | 495 | 82 |
Race/Ethnicity | ||||||||
White, non-Hispanic | 8428 (83.3) | 1280 (82.2) | 732 (85.3) | 318 (87.6) | 5641 (83.9) | 671 (83.6) | 765 (89.9) | 114 (80.3) |
Black, non-Hispanic | 327 (3.2) | 65 (4.2) | 26 (3.0) | 10 (2.8) | 182 (2.7) | 36 (4.5) | 20 (2.4) | 6 (4.2) |
Hispanic | 406 (4.0) | 66 (4.2) | 36 (4.2) | 14 (3.9) | 292 (4.3) | 46 (5.7) | 26 (3.1) | < 5 |
American Indian | 90 (0.9) | 12 (0.8) | < 5 | < 5 | 68 (1.0) | 7 (0.9) | 6 (0.7) | < 5 |
Asian/Pacific Islander | 869 (8.6) | 134 (8.6) | 57 (6.6) | 20 (5.5) | 542 (8.1) | 43 (5.4) | 34 (4.0) | 20 (14.1) |
Chronic hypertension | 113 (1.1) | 25 (1.6) | 23 (2.7) | 7 (1.9) | 102 (1.5) | 6 (0.7) | 30 (3.5) | 6 (4.2) |
Gestational Hypertension | 476 (4.7) | 93 (6.0) | 63 (7.3) | 39 (10.7) | 465 (6.9) | 86 (10.6) | 88 (10.3) | 8 (5.6) |
Diabetes | 92 (0.9) | 16 (1.0) | 5 (0.6) | < 5 | 48 (0.7) | < 5 | < 5 | < 5 |
Gestational Diabetes | 746 (7.4) | 123 (7.9) | 80 (9.3) | 31 (8.5) | 665 (9.9) | 60 (7.4) | 98 (11.5) | 26 (18.3) |
Infertility Diagnosis | ||||||||
Tubal | 819 (8.1) | 135 (8.7) | 8 (0.9) | 6 (1.7) | 472 (7.0) | 85 (10.5) | 6 (0.7) | < 5 |
Ovulatory dysfunction | 849 (6.6) | 155 (10.0) | 17 (2.0) | 20 (5.5) | 619 (9.2) | 95 (11.7) | 34 (4.0) | 10 (7.0) |
Diminished ovarian reserve | 455 (4.5) | 25 (1.6) | 404 (46.9) | 140 (38.6) | 220 (3.3) | 6 (0.7) | 372 (43.5) | 52 (36.6) |
Endometriosis | 415 (4.1) | 61 (3.9) | 11 (1.3) | < 5 | 273 (4.1) | 34 (4.2) | 14 (1.6) | 6 (4.2) |
Uterine | 116 (1.1) | 19 (1.2) | < 5 | < 5 | 70 (1.0) | 6 (0.7) | < 5 | < 5 |
Male only | 2441 (24.1) | 382 (24.5) | 18 (2.1) | < 5 | 1610 (23.9) | 198 (24.5) | 36 (4.2) | < 5 |
Other | 879 (8.7) | 116 (7.5) | 137 (15.9) | 81 (22.3) | 572 (8.5) | 74 (9.2) | 163 (19.1) | 34 (23.9) |
Unknown | 2532 (25.0) | 388 (24.9) | 54 (6.3) | 25 (6.9) | 1847 (27.4) | 205 (25.3) | 66 (7.7) | 10 (7.0) |
Multiple female w/o male | 512 (5.1) | 98 (6.3) | 88 (10.2) | 40 (11.0) | 317 (4.7) | 24 (3.0) | 76 (8.9) | 14 (10.0) |
Multiple female + male | 1119 (11.0) | 178 (11.4) | 122 (14.2) | 40 (11.0) | 742 (11.0) | 82 (10.1) | 86 (10.1) | 8 (5.6) |