TABLE 1.
Baseline characteristics of the Expect Study II cohort a
| Baseline characteristics <16 weeks of pregnancy | Expect II cohort (n = 805) |
|---|---|
| Age, years | 30.7 ± 4.1 |
| Ethnicity | |
| Caucasian | 788 (97.9) |
| Other | 17 (2.1) |
| Educational level | |
| Primary or secondary | 327 (40.6) |
| Tertiary level of education | 478 (59.4) |
| BMI | 24.7 ± 4.6 |
| Conception | |
| Natural | 732 (90.9) |
| Ovulation induction | 35 (4.3) |
| In vitro fertilization | 38 (4.7) |
| Obstetric history | |
| Nulliparous | 405 (50.3) |
| Prior GDM | 17 (2.1) |
| No prior | 383 (47.6) |
| Family history of diabetes mellitus | 146 (18.1) |
| Polycystic ovarian syndrome | 49 (6.1) |
| Predicted GDM risk, % | 3.4 (2–6) |
| Increased GDM risk | 385 (47.8) |
| Counseling of GDM risk | |
| By midwife | 602 (74.8) |
| By obstetrician | 203 (25.2) |
Abbreviations: BMI, body mass index (calculated as weight in kilograms divided by the square of height in meters); GDM, gestational diabetes mellitus.
a
Values are presented as mean ± standard deviation, median (interquartile range), or as number (percentage).