Table 1.
Demographic and clinical characteristics of study sample by medication group
| Variable | Mean (SD) or n (%) | |||
|---|---|---|---|---|
| No Medication (n = 43) | SRI Only (n = 48) | SRI + Other (n = 27) | Other Only (n = 21) | |
| Maternal age | 32.95 (4.84) | 33.06 (4.21) | 33.53 (5.25) | 32.70 (4.82) |
| Race | ||||
| White non-Hispanic | 37 (86.05%) | 39 (81.25%) | 27 (100%) | 19 (90.48%) |
| African American | 5 (11.63%) | 8 (16.67%) | 0 (0.0%) | 1 (4.76%) |
| Asian | 1 (2.33%) | 1 (2.08%) | 0 (0.0%) | 0 (0.0%) |
| White Hispanic | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | 1 (4.76%) |
| Native American | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) |
| Maternal education (years) | 16.35 (1.97) | 16.38 (2.01) | 16.19 (1.90) | 16.33 (1.96) |
| Currently married | 38 (88.37%) | 42 (89.36%) | 23 (85.19%) | 18 (85.71%) |
| Hollingsheada | 50.00 (7.73) | 49.81 (9.49) | 50.56 (7.87) | 51.05 (9.17) |
| Gravidity | 2.30 (1.34) | 2.21 (1.17) | 1.67 (0.68) | 2.48 (1.63) |
| Parity | 0.84 (0.72) | 0.60 (0.68) | 0.37 (0.49) | 0.95 (1.20) |
| Gestational age at birth | 38.68 (1.30) | 38.04 (2.26) | 38.21 (2.31) | 37.88 (1.80) |
| Infant birthweight (g)b | 3480 (500) | 3070 (535) | 3230 (620) | 3090 (390) |
| Infant sex (% female) | 13 (38.24%) | 22 (52.38%) | 12 (44.44%) | 10 (52.63%) |
| Gestational diabetes | 2 (5.71%) | 5 (11.36%) | 3 (11.11%) | 2 (10.0%) |
| Hydramnios | 1 (2.86%) | 2 (4.55%) | 2 (7.41%) | 4 (20.0%) |
| Hyperesmesis | 2 (5.71%) | 3 (6.82%) | 2 (7.41%) | 0 (0.0%) |
| Smoking | 6 (17.14%) | 4 (9.09%) | 6 (22.22%) | 5 (20.0%) |
Note: The medication groups are defined here based on medication use reported at the first fetal testing session (24 ± 2 weeks gestation).
a
Hollingshead is the Hollingshead Four-Factor Index of Socioeconomic Status.
b
Birthweight was significantly different among groups (p = .006).