Table 3.
Comparison between “unchanged” or “regressed” fibroids (n = 148) and “increased” fibroids (n = 32) at the post-delivery ultrasound compared to the pre-pregnancy” ultrasound.
| Characteristic | Unchanged or regressed (n = 148) | Increased (n = 32) | p |
|---|---|---|---|
| Background | |||
| Age (yr) | 34.6 ± 4.9 | 34.7 ± 3.1 | 0.91a |
| Body Mass Index | 24.7 ± 3.7 | 24.3 ± 3.6 | 0.58 a |
| Tobacco use | 9 (6.8) | 0 (—) | 0.02b |
| No previous pregnancies | 1 (0–1) | 1 (0–2) | 0.15c |
| Nulliparous | 57 (38.9) | 10 (31.3) | 0.55b |
| Ongoing breastfeeding | 90 (60.8) | 10 (31.3) | <0.01b |
| Obstetric outcomes | |||
| Gestational age at delivery (weeks) | 39.0 ± 1.6 | 38.9 ± 1.6 | 0.71a |
| Preterm birth | 12 (8.1) | 3 (9.4) | 0.91b |
| Vaginal birth | 106 (71.6) | 23 (71.9) | 0.83b |
| Sonographic | |||
| PPU diameter (mm) | 20 (15–26) | 30 (20–40) | <0.01c |
| FTU diameter (mm) | 35 (28–40) | 40 (30–49) | 0.06c |
| STU diameter (mm) | 35 (30–42) | 40 (30–47) | 0.19c |
| TTU diameter (mm) | 37 (30–43) | 38 (31–44) | 0.72c |
| GD% PPU - FTU (%) | 71 (28–150) | 25 (0–72) | <0.01c |
| GD% FTU - STU (%) | 1.3 (−3.8–8.2) | 0 (−9.2–−4.7) | 0.11c |
| GD% STU - TTU (%) | 6 (3–8) | 3.5 (−18–9) | 0.13c |
Data are reported as mean ± SD, median (IQR) or n (%) as appropriate.
at-test.
bChi-squared test.
cMann-Whitney test.