Table 1.
Basic characteristics of the groups.
| Characteristic group | Lafergin® (82) | Liposomal iron (527) | Ferrous sulfate (534) | P |
|---|---|---|---|---|
| Age (y) | 33.8±5.9 | 33.6±6.2 | 34.0±5.8 | 0.587 |
|
| ||||
| Race or ethnicity (%) | ||||
| White | 99.2% | 98.9 | 99.0 | 0.432 |
| Black | 0.2 | 0.2 | 0.1 | 0.09 |
| Hispanic | 0.3 | 0.25 | 0.2 | 0.76 |
| Other | 1 | 1.1 | 1 | 0.89 |
|
| ||||
| Multipara (n, %) | 34 (41%) | 253 (48%) | 278 (52%) | 0.117 |
|
| ||||
| Cigarette smoking (n, %) | 3 (3.7%) | 5 (0.9%) | 3 (0.6%) | 0.095 |
|
| ||||
| BMI (kg/m2) | 25.6±1.7 | 25.6±4.9 | 25.5±4.7 | 0.896 |
|
| ||||
| Gestational age at study entry (wk) | 12.6 (12.1–12.8) | 12.4 (12.0–12.8) | 12.5 (12.1–12.7) | 0.76 |
|
| ||||
| Hemoglobin (g/L) | 11.7±4.4 | 11.7±3.8 | 11.6±4.0 | 0.150 |
|
| ||||
| Ferritin (μg/L) | 13.6±3.3 | 12.5±4.2 | 12.6±4.3 | 0.091 |
Data are median (IQR), number (%), or mean SD