Table 2.
Hormone Levels of Singleton Pregnancies (Median, 25th and 75th Percentile, P Value Comparing Across 4 CL Number Groups).
| Hormones | 0 CL | 1 CL | Multiple CL non-IVF | Multiple CL IVF | P Value |
|---|---|---|---|---|---|
| n | 36 | 50 | 37 | 33 | |
| Relaxin (pg/mL) | n.d. | 182.4a (109.6, 330.5) | 284.0a (110.0, 515.5) | 173.0a (18.3, 396) | <.001 |
| Progesterone (ng/mL) | 7.5 (4.7, 14.3) | 23.9b (17.4, 29.7) | 29.1b (23.0, 41.8) | 53.8b,c (26.8, 112.4) | <.001 |
| Estradiol (pg/mL) | 201.5 (156.0, 392.9) | 191.0 (124.0, 288.0) | 253.0 (122.0, 408.0) | 354.5 (156.2, 696.8) | .07 |
Abbreviation: n.d., not detectable.
aRelaxin: comparing 1 CL, multiple CL non-IVF, or IVF to 7.8 pg/mL (the detection threshold for 0 CL): P < .001.
bProgesterone: comparing 0 CL vs. 1 CL, multiple CL non-IVF or IVF: P < .001.
cProgesterone: comparing 1 CL versus multiple CL IVF: P < .001.