Table 1.
Demographics of PGT and Non-PGT Patients from 2014 to 2016
| Characteristics | PGT blastocyst (n = 21,426) | Non-PGT cleavage (n = 14,327) | Non-PGT blastocyst (n = 56,052) | Total (N = 91,805) | P value |
|---|---|---|---|---|---|
| Age, years | 35.4 (4.1) | 34.6 (4.2) | 33.4 (4) | 34.1 (4.2) | < 0.001 |
| Body mass index (kg/m2) | 24.4 (4.9) | 25.7 (5.8) | 25.6 (5.6) | 25.3 (5.5) | < 0.001 |
| Current smokera | 263 (1.2%) | 232 (1.6%) | 850 (1.5%) | 1345 (1.5%) | 0.003 |
| Race/ethnicity | < 0.001 | ||||
| Non-Hispanic white | 8747 (40.8%) | 6653 (46.4%) | 26,566 (47.4%) | 41,966 (45.7%) | |
| Non-Hispanic black | 463 (2.2%) | 461 (3.2%) | 2305 (4.1%) | 3229 (3.5%) | |
| Hispanic/Latino | 752 (3.5%) | 808 (5.6%) | 2574 (4.6%) | 4134 (4.5%) | |
| Other | 2658 (12.4%) | 1169 (8.2%) | 5124 (9.1%) | 8951 (9.8%) | |
| Unknown | 8806 (41.1%) | 5236 (36.5%) | 19,483 (34.8%) | 33,525 (36.5%) | |
| Nulliparous | 14,041 (65.5%) | 9884 (69.0%) | 36,357 (64.9%) | 60,282 (65.7%) | < 0.001 |
| Number of prior pregnancies | 1 [0, 2] | 1 [0, 2] | 1 [0, 2] | 1 [0, 2] | < 0.001 |
| Number of oocytes retrieved, | 16 [11, 23] | 9 [6, 15] | 15 [11, 22] | 15 [10, 21] | < 0.001 |
| Reporting year | < 0.001 | ||||
| 2014 | 3604 (16.8%) | 5836 (40.7%) | 18,458 (32.9%) | 27,898 (30.4%) | |
| 2015 | 7090 (33.1%) | 4499 (31.4%) | 18,741 (33.4%) | 30,330 (33%) | |
| 2016 | 10,732 (50.1%) | 3992 (27.9%) | 18,853 (33.6%) | 33,577 (36.6%) | |
| Clinic Region | < 0.001 | ||||
| Midwest | 2406 (11.2%) | 3282 (22.9%) | 11,279 (20.1%) | 16,967 (18.5%) | |
| Northeast | 6569 (30.7%) | 5474 (38.2%) | 17,568 (31.3%) | 29,611 (32.3%) | |
| South | 5475 (25.6%) | 3035 (21.2%) | 17,576 (31.4%) | 26,086 (28.4%) | |
| West | 6971 (32.5%) | 2478 (17.3%) | 9597 (17.1%) | 19,046 (20.7%) | |
| Puerto Rico | 5 (0%) | 58 (0.4%) | 32 (0.1%) | 95 (0.1%) | |
Data are presented as the mean (standard deviation) or number (%)
ADefined as smoking within the 3 months prior to cycle initiation