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Table 1 Maternal and infants’ characteristics in 4 kinds of delivery modes

From: Placenta response of inflammation and oxidative stress in low-risk term childbirth: the implication of delivery mode

Characteristics VD CDMI CDMR UCD P Value
Maternal characteristics
 Maternal age(years) 25.95 ± 3.02 27.41 ± 3.83 26.48 ± 3.73 27.15 ± 2.87 <0.001
 Gestational age(weeks) 39.20 ± 1.22 39.12 ± 1.37 39.29 ± 1.06 39.15 ± 1.18 0.191
 Gravidity 1.55 ± 0.80 1.83 ± 1.04 1.65 ± 0.86 1.72 ± 0.83 <0.001
 Pre-pregnancy BMI(kg/m2) 19.96 ± 2.32 20.73 ± 2.75 20.44 ± 2.66 20.88 ± 2.71 <0.001
 Previous adverse pregnant outcome 638(61.9%) 187(54.0%) 317(57.7%) 24(51.1%) 0.032
 Pregnancy-specific anxiety score in 1st trimester 20.26 ± 4.82 19.80 ± 4.26 20.55 ± 5.13 19.55 ± 3.72 0.191
 Pregnancy-specific anxiety score in 2nd trimester 19.61 ± 4.44 19.91 ± 4.62 19.92 ± 4.90 19.27 ± 3.84 0.459
 Pregnancy-specific anxiety score in 3rd trimester Infants’ characteristics 18.72 ± 4.00 18.96 ± 4.30 19.17 ± 4.63 18.76 ± 3.43 0.245
Gender      0.174
 Male 544(52.8%) 163(46.8%) 281(50.9%) 28(59.6%)  
 Female 487(47.2%) 185(53.2%) 271(49.1%) 19(40.4%)
Birth weight(g) 3304.81 ± 379.63 3443.95 ± 467.26 3417.05 ± 397.17 3481.70 ± 350.30 <0.001
Birth height(cm) 50.13 ± 1.71 50.03 ± 1.76 49.95 ± 1.51 50.70 ± 1.54 0.013
Head circumference(cm) 33.82 ± 1.30 34.33 ± 1.73 34.20 ± 1.46 34.14 ± 2.04 <0.001
Placental size(cm3) 685.79 ± 180.12 815.70 ± 224.56 799.87 ± 207.96 754.31 ± 230.07 <0.001
Apgar score
 1-Min 9.95 ± 0.46 9.94 ± 0.53 9.97 ± 0.42 9.91 ± 0.46 0.784
 5-Min 9.98 ± 0.23 9.99 ± 0.16 10.00 ± 0.04 10.00 ± 0.00 0.219
  1. VD vaginal delivery, CDMI cesarean delivery with medical indication, CDMR cesarean deliveryon maternal request, UCD urgent cesarean delivery, BMI body mass index; data presented with mean ± SD and n(%)