| Variables | PE () | NC () | |
| Han, (%) | 118 (96.72) | 119 (97.54) | 0.99 | Guangdong nationality, (%) | 90 (73.77) | 89 (72.95) | 0.99 | Age (years) | | | 0.87 | Gestational weeks | | | 0.19 | BMI (kg/m2) | | | 0.01 | Renal function indexes | UA (μmol/L) | 271.0 (228.0, 310.5) | 217.5 (191.0, 248.8)) | <0.01 | Cr (μmol/L) | 43.0 (38.0, 46.0) | 42.0 (37.0, 47.0) | 0.73 | Urea (mmol/L) | 2.75 (2.19, 3.23) | 2.82 (2.44, 3.38) | 0.20 | Cys C (mg/L) | 0.59 (0.49, 0.71) | 0.55 (0.45, 0.62) | <0.01 | Liver function indexes | ALT (U/L) | 16.00 (11.00, 26.00) | 16.00 (12.00, 26.25) | 0.30 | AST (U/L) | 21.00 (18.00, 26.00) | 17.00 (14.00, 21.00) | <0.01 | γ-GT (U/L) | 12.50 (10.00, 17.00) | 11.00 (8.00, 14.00) | <0.01 | TB (μmol/L) | 8.90 (7.55, 10.95) | 7.00 (5.80, 9.25) | <0.01 | Blood coagulation indexes | PT (s) | 12.10 (11.70, 12.40) | 11.80 (11.50, 12.30) | <0.01 | APTT (s) | 33.10 (31.20, 34.55) | 32.40 (30.38, 34.83) | 0.28 | TT (s) | 16.00 (15.45, 16.55) | 15.80 (15.20, 16.30) | 0.34 | Fib (g/L) | | | 0.82 | Blood routine indexes | RBC (1012/L) | 4.09 (3.77, 4.45) | 3.85 (3.64, 4.11) | <0.01 | HB (g/L) | | | 0.36 | HCT (%) | 36.30 (34.00, 38.53) | 35.00 (33.10, 36.70) | <0.01 | RDW (%) | 16.20 (14.53, 16.80) | 13.05 (11.50, 15.00) | <0.01 | PLT (109/L) | | | <0.01 | MPV (fL) | 10.75 (9.90, 11.40) | 8.10 (7.70, 9.03) | <0.01 | PCT (%) | | | <0.01 |
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