Table 3 Relative risk ratios (RRR) and 95% confidence intervals for respectively emergency caesarean section (CS) and planned CS versus vaginal delivery among primiparous women by maternal country of birth: Denmark 2004–2015

Denmark

272,888

16.0

5.4

78.5

1.00 (Ref.)

1.00 (Ref.)

Ex-Yugoslavia

2699

15.9

5.1

79.1

0.98 (0.89–1.09)

0.93 (0.78–1.11)

Poland

2685

15.0

6.6

78.4

0.95 (0.85–1.05)

1.22 (1.05–1.43)

Turkey

1856

18.4

3.6

78.0

1.15 (1.02–1.30)

0.66 (0.52–0.85)

Iraq

1663

16.5

4.0

79.5

1.02 (0.89–1.16)

0.72 (0.57–0.93)

Germany

1500

15.1

5.5

79.5

0.93 (0.81–1.08)

1.00 (0.80–1.25)

Norway

1486

12.3

4.8

82.9

0.73 (0.62–0.85)

0.83 (0.66–1.06)

Sweden

1403

14.8

6.4

78.8

0.92 (0.79–1.07)

1.18 (0.95–1.46)

Romania

1346

15.8

6.3

77.9

1.01 (0.87–1.17)

1.18 (0.95–1.48)

China

1292

15.7

3.7

80.6

0.96 (0.83–1.12)

0.67 (0.50–0.90)

Philippines

1127

29.0

5.3

65.7

2.19 (1.92–2.49)

1.18 (0.91–1.53)

Thailand

1088

23.1

6.8

70.1

1.61 (1.40–1.86)

1.40 (1.11–1.78)

Pakistan

1070

17.0

3.8

79.2

1.06 (0.90–1.24)

0.70 (0.51–0.96)

Somalia

956

25.4

2.9

71.7

1.74 (1.50–2.01)

0.59 (0.41–0.86)

Vietnam

953

19.7

3.5

76.8

1.26 (1.07–1.47)

0.65 (0.46–0.92)

Lebanon

926

12.5

2.8

84.7

0.72 (0.59–0.88)

0.48 (0.32–0.71)

Iceland

910

15.3

2.5

82.2

0.91 (0.76–1.09)

0.44 (0.29–0.67)

Iran

906

22.7

9.9

67.3

1.66 (1.42–1.95)

2.14 (1.71–2.67)

Afghanistan

860

20.0

3.6

76.4

1.29 (1.09–1.53)

0.68 (0.48–0.98)

Morocco

472

18.6

3.6

77.8

1.17 (0.93–1.48)

0.67 (0.41–1.09)