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Table 4 Labour outcomes in caseload midwifery compared to women with similar distance from their local antenatal clinic to maternity unit

From: Labour outcomes in caseload midwifery and standard care: a register-based cohort study

All deliveries = 3915

Caseload Midwifery n = 2679% (n)

Similar distance standard care n = 1236% (n)

Crude OR (95% CI)

Adj. ORa (95% CI)

Elective Cesarean Section = 341

8.4 (225)

9.4 (116)

0.89 (0.70;1.12)

0.89 (0.69;1.16)

Planned vaginal birth n = 3574

 Birth< 32 weeks

0.7 (17)

1.0 (11)

0.70 (0.33;1.51)

0.63 (0.28;1.43)

 Births< 37 weeks

6.9 (168)

7.3 (82)

0.93 (0.70;1.23)

0.95 (0.68;1.32)

 Induction

26.0 (639)

26.2 (293)

1.07 (0.88;1.30)

1.04 (0.85;1.28)

 Cervix ≤4 cm at arrival

70.1 (520)

70.6 (293)

0.98 (0.75;1.27)

0.94 (0.71;1.26)

 Augmentation (syntocinon)

22.1 (542)

17.9 (200)

1.30 (1.09;1.56)

1.28 (1.05;1.55)

 Amniotomy

21.5 (528)

18.9 (212)

1.17 (0.98;1.40)

1.15 (0.95;1.39)

 Epidural (vaginal birth)

24.4 (599)

23.6 (264)

1.05 (0.88;1.24)

1.01 (0.84;1.21)

 Emergency CS

16.5 (405)

16.8 (188)

0.98 (0.81;1.19)

1.04 (0.84;1.28)

 Instrumental delivery

5.8 (142)

5.9 (66)

0.98 (0.73;1.32)

1.05 (0.77;1.44)

 Labour length ≤ 10 h

72.8 (1704)

69.0 (729)

1.20 (1.02;1.41)

1.30 (1.09;1.55)

 No laceration

65.8 (1615)

67.0 (750)

0.95 (0.82;1.11)

1.02 (0.87;1.20)

 Laceration 1 or 2

32.1 (788)

31.3 (350)

1.04 (0.89;1.21)

0.97 (0.82;1.14)

 Laceration 3 or 4

2.3 (57)

1.9 (21)

1.24 (0.75;2.07)

1.21 (0.67;1.87)

 Apgar≤7 at 1 min

6.8 (167)

4.9 (55)

1.41 (1.03;1.93)

1.43 (1.04;1.98)

 Apgar≤7 at 5 min

2.0 (48)

1.1 (12)

1.84 (0.97;3.48)

2.00 (1.02;3.89)

 Umb.ven.pH ≤ 7.05

0.5 (11)

0.5 (6)

0.84 (0.31;2.26)

0.93 (0.34;2.52)

 Umb.art.pH ≤ 7.05

1.6 (40)

1.1 (12)

1.53 (0.80;2.93)

1.59 (0.81;3.15)

 Transfer to NCU

6.2 (151)

5.9 (66)

1.05 (0.78;1.41)

1.00 (0.73;1.38)

 Early discharge

33.0 (809)

31.1 (348)

1.09 (0.94;1.27)

1.05 (0.86;1.28)

  1. aAdjusted for maternal age, parity, maternal pre-pregnancy BMI, birth weight, smoking habits, need for interpreter, maternity unit, and birth year. We also controlled for pre-pregnancy risks which included: former IUGR, caesarean sections, and preterm births. And complications during pregnancy included: malformations; alcohol or drug abuse; IVF; primiparous < 20; preeclampsia; hypertension; diabetes; premature contractions < 37 weeks of gestation; vaginal bleeding < 37 weeks of gestation; placental abnormalities; uterine abnormalities, and blood type incompatibilities (Rh, ABO, platelets, hydrops foetalis, and other kinds of blood type incompatibilities)