Variable
Intrapartum fever (n=1797) Afebrile (n=2850)
P
Maternal age 28.41 ± 2.91 29.34 ± 3.85 <0.0001
Gestational age (weeks) 39.68 ± 1.29 39.41 ± 1.62 <0.0001
Gravidity <0.0001
1 1259 (70.06) 1486 (52.14)
2-4 527 (29.33) 1312 (46.04)
≥5 11 (0.61) 52 (1.82)
Parity <0.0001
1 1706 (94.94) 1957 (68.67)
2 90 (5.01) 874 (30.67)
Oxytocic manner <0.0001
No 531 (29.55) 1819 (63.82)
Propess 13 (0.72) 67 (2.35)
Oxytocin 1210 (67.33) 914 (32.07)
Water balloon 0 (0) 3 (0.11)
Volume of intrapartum hemorrhage (ml) 307.58 ± 96.25 283.25 ± 51.60 <0.0001
Amniotic fluid
Volume (ml) 381.98 ± 53.10 387.74 ± 60.92 0.186
Turbidity <0.0001
Clear 1227 (68.28) 2331 (81.79)
I 143 (8.12) 204 (7.16)
II 167 (9.29) 181 (6.35)
III 250 (13.91) 126 (4.42)
Degree of perineal laceration <0.0001
No 475 (26.43) 393 (13.79)
I 966 (53.76) 2042 (71.65)
II 356 (19.81) 415 (14.56)
Labor time (min)
The first stage of labor 632.13 ± 167.137 417.76 ± 240.92 <0.0001
The second stage of labor 36.07 ± 17.47 28.99 ±16.28 <0.0001
The third stage of labor 9.17 ± 3.37 9.16 ± 4.13 0.222
Total 677.37 ± 173.16 455.92 ± 248.43 <0.0001
Birth weight (g) 3384.15 ± 376.79 3299.30 ± 442.05 <0.0001