PMC:2952583 / 15061-16721 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/2952583","sourcedb":"PMC","sourceid":"2952583","source_url":"https://www.ncbi.nlm.nih.gov/pmc/2952583","text":"Diabetes (n = 194) Chronic Hypertension (n = 313) Multifetal Gestation (n = 234) Previous Preeclampsia (n = 252)\nCharacteristic Control (n = 148) Preeclampsia (n = 46) Control (n = 235) Preeclampsia (n = 78) Control (n = 195) Preeclampsia (n = 39) Control (n = 202) Preeclampsia (n = 50)\nMaternal age (years) 26±6 26±6 29±7 30±6 25±6 26±7 24±5 25±6\nBody-mass index (kg/m2) 28±7 27±8 33±9 34±9 26±7 29±8 28±8 30±9\nGestational ageat study entry (weeks) 17±3 19±4 19±4 19±4 21±3 20±4 20±4 19±4\nPrimigravida, no. (%) 46 (31) 20 (43) 49 (21) 16 (21) 53 (27) 19 (49)* --- ---\nRace or ethnic group, no. (%) *\nBlack 42 (28) 19 (41) 148 (63) 49 (63) 92 (47) 22 (56) 153 (76) 37 (74)\nWhite 91 (61) 27 (59) 65 (28) 18 (23) 78 (40) 14 (36) 42 (21) 13 (26)\nHispanic/Other 15 (10) 0 (0) 22 (9) 11 (14) 25 (13) 3 (8) 7 (3) 0 (0)\nAverage blood pressure at entry (mmHg) 112±14/67±10 118±15*/70±12 126±15/76±12 132±13*/81±11* 111±11/64±9 116±9*/67±9* 110±11/65±10 115±12*/70±9*\nSmoked during pregnancy,no. (%) 34 (23) 5 (11) 40 (17) 13 (17) 28 (14) 3 (8) 31 (15) 9 (18)\nAspirin treatment,no. (%) 78 (53) 18 (39) 112 (48) 44 (56) 101 (52) 14 (36) 102 (50) 23 (46)\nGestational age at delivery (weeks) 37±2 36±2 38±2 36±3* 35±3 35±2 38±2 37±2*\nGestational age at delivery \u003c37 weeks 46 (31) 23 (50)* 46 (20) 35 (45)* 122 (63) 28 (72) 30 (15) 16 (32)*\nOnset of preeclampsia before 37 weeks' gestation, no. (%) --- 30 (65) --- 52 (67) --- 27 (69) --- 19 (38)\nInfant birth weight (grams) 3288±782 3162±943 3120±689 2797±907* 2334±607 2461±458 3189±642 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