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Table 1 Basal characteristics of research population

From: Prediction of cesarean hysterectomy in placenta previa complicated with prior cesarean: a retrospective study

 HysterectomyControlP value
Number25194 
Demographic characteristics and medical history
 Age (Year)34.08 ± 4.4233.82 ± 4.130.773
 Gestational age (Day)242.44 ± 31.53249.01 ± 34.740.371
 Time since last surgery (Month)55.52 ± 29.7465.46 ± 37.640.205
 Gestational diabetes mellitus (%)3(12)38(19.6)0.585
 Hypertensive disorder (%)0(0)7(3.6)1.000
 Prior Cesarean > = 2 times (%)5(20.0)14(7.2)0.049
 Prior curettage (%)17 (68.0)90(46.4)0.055
 Bleeding prior to delivery (%)10(40.0)57(29.4)0.356
Physical and laboratory examinations
 Pregravid BMI (kg/m2)21.83 ± 2.6621.91 ± 2.850.911
 Prepartum BMI (kg/m2)26.09 ± 3.5026.30 ± 2.900.739
 Last Hb before delivery (g/L)103.04 ± 10.94114.12 ± 15.08< 0.001
Neonatal information
 Birth weight (kg)2.45 ± 0.622.78 ± 0.800.057
 Apgar 1 min9.23 ± 0.929.40 ± 1.510.599
 Apgar 5 min9.77 ± 0.619.74 ± 1.180.899
 Apgar 10 min9.82 ± 0.509.80 ± 1.140.931
  1. Hb Hemoglobulin
  2. BMI Body Mass Index