Table 1.
Baseline characteristics
| ≤8 visits (n=83) | ≥ 15 visits (n=96) | p-value | |
|---|---|---|---|
| Maternal age (years) | 29.50 (SD 5.99) | 28.65 (SD 5.67) | 0.33 |
| Advanced Maternal Age | 17 (20.48) | 15 (15.63) | 0.40 |
| Race | 0.37 | ||
| -African American | 61 (73.49) | 57 (59.38) | |
| -Caucasian | 16 (19.28) | 30 (31.25) | |
| -Latino/Hispanic | 4 (4.82) | 7 (7.29) | |
| -Asian | 1 (1.20) | 1 (1.04) | |
| -Other | 1 (1.20) | 1 (1.04) | |
| African American race | 61 (74.39) | 57 (60.00) | 0.04 |
| Medicaid insurance | 77 (92.77) | 88 (91.67) | 0.78 |
|
Education: less than high school diploma |
24 (28.92) | 22 (22.92) | 0.36 |
| Tobacco use | 22 (26.51) | 19 (20.00) | 0.30 |
| Prepregnancy BMI (kg/m2) | 34.35±12.68 | 33.90±11.57 | 0.81 |
| Gravidity | 3 (2–5) | 2 (2–4) | 0.02 |
| Nulliparity | 12 (14.46) | 22 (22.92) | 0.15 |
| Type of Diabetes | 0.10 | ||
| -A1GDM | 4 (4.82) | 4 (4.17) | |
| -A2GDM | 16 (19.28) | 20 (20.83) | |
| -Type 2 DM | 63 (75.90) | 72 (75.00) | |
| Insulin during pregnancy | 63 (75.90) | 77 (80.21) | 0.49 |
| Prior cesarean | 31 (37.35) | 32 (33.33) | 0.58 |
|
GA at study enrollment (wks) |
20.78±8.57 20 (13–29) |
15.09±8.85 11.5 (8–23) |
< 0.01 |
| Dating Ultrasound Time | <0.01 | ||
| -1st Trimester | 37 (45.12) | 72 (75.00) | |
| -2nd Trimester | 34 (41.46) | 24 (25.00) | |
| -3rd Trimester | 11 (13.41) | 0 | |
| Number of Prenatal Visits | 6 (5–7) | 17 (15–19) | <0.01 |
| GA at Delivery (weeks) | 36.37±2.99 37 (35–38) |
37.55±1.77 38 (37–39) |
<0.01 |
GA, gestational age; BMI, body mass index
Data are in the form of n (%), mean±standard deviation, or median (interquartile range).