Table 1 Maternal and infantile characteristics in women with early- and late-onset preeclampsia
Onset of preeclampsia | ||||
|---|---|---|---|---|
All women with preeclampsia (n=34) | Early onset (n=15) | Late onset (n=19) | P-value | |
Age (years) | 31.7±5.8 | 32.4±5.7 | 31.2±6.1 | 0.543 |
Prepregnancy body mass index (kg m−2) | 22.7±4.0 | 22.4±4.0 | 23.0±4.2 | 0.633 |
Nulliparous | 21 (62%) | 10 (67%) | 11 (58%) | 0.728 |
Gestational age at onset of preeclampsia (weeks) | 32.0±4.7 | 27.7±3.2 | 35.5±2.0 | <0.001 |
Gestational age at delivery (weeks) | 33.4±4.4 | 29.5±3.6 | 36.5±1.9 | <0.001 |
Severe preeclampsia | 28 (82%) | 14 (93%) | 14 (74%) | 0.196 |
HELLP syndrome | 2 (6%) | 0 (0%) | 2 (11%) | 0.492 |
Maximum SBP (mm Hg) | 171±14 | 177±13 | 166±12 | 0.017 |
Maximum DBP (mm Hg) | 106±11 | 108±11 | 104±12 | 0.323 |
Urinary protein >2g per day | 19 (56%) | 10 (67%) | 9 (47%) | 0.314 |
Infant birth weight (g) | 1769±919 | 977±378 | 2395±708 | <0.001 |
Small-for-gestational-age infants | 17 (50%) | 11 (73%) | 6 (32%) | 0.037 |