From: Labour outcomes in caseload midwifery and standard care: a register-based cohort study
 | Total n = 13,115 | Caseload Midwifery n = 2679 | Standard Care n = 10,436 | ||||
---|---|---|---|---|---|---|---|
% | % | Â | n | % | Â | n | |
Singleton births (n = 13,115) |  | 100 |  | 2679 | 100 |  | 10,436 |
Births per year | |||||||
 2013 | 32.1 | 36.5 |  | 978 | 31.0 |  | 3230 |
 2014 | 33.2 | 33,4 |  | 896 | 33.1 |  | 3456 |
 2015 | 34.7 | 30.0 |  | 805 | 35.9 |  | 3750 |
Births per maternity unit: | |||||||
 Maternity unit A | 71.8 | 45.4 |  | 1217 | 76.3 |  | 7958 |
 Maternity unit B | 28.2 | 54.6 |  | 1462 | 23.7 |  | 2478 |
 Years school = <  9 years a | 25.4 | 30.7 |  | 263 | 24.2 |  | 958 |
 Professional education = < 3 years a | 34.4 | 40.7 |  | 349 | 33.0 |  | 1307 |
 Married | 42.5 | 45.5 |  | 1219 | 41.7 |  | 4350 |
 Living alone | 5.8 | 5.8 |  | 155 | 5.8 |  | 604 |
 Need of interpreter | 2.9 | 5.0 |  | 135 | 2.4 |  | 247 |
Smoking in pregnancy | |||||||
 no | 89.5 | 88.0 |  | 2357 | 89.9 |  | 9386 |
 yes | 9.0 | 10.3 |  | 276 | 8.7 |  | 905 |
 ceased during pregnancy | 1.5 | 1.7 |  | 46 | 1.4 |  | 145 |
 Complicated pregnancyb | 22.7 | 23.1 |  | 618 | 22.7 |  | 2365 |
 Pre-pregnancy risks | 26.7 | 26.7 |  | 714 | 26.8 |  | 2793 |
 Parity 0 | 46.8 | 41.2 |  | 1104 | 48.2 |  | 5027 |
 Parity 1 | 36.5 | 36.3 |  | 973 | 36.6 |  | 3814 |
 Parity 2 | 12.2 | 15.7 |  | 420 | 11.3 |  | 1175 |
 Parity 3 | 3.2 | 4.7 |  | 125 | 2.9 |  | 300 |
 Parity > = 4 | 1.3 | 2.1 |  | 57 | 1.1 |  | 116 |
 | Total mean | Mean | SD | n | Mean | SD | n |
 Visits General Practitioner | 2.7 | 2.7 | 0.9 | 2610 | 2.7 | 0.8 | 10,107 |
 Visits Midwife | 5.0 | 5.1 | 1.6 | 2610 | 5.0 | 1.6 | 10,111 |
 Visits Obstetrician | 3.7 | 3.7 | 2.3 | 2608 | 3.8 | 2.3 | 10,110 |
 Mothers age (years) | 30.0 | 29.8 | 5.0 | 2679 | 30.0 | 5.0 | 10,436 |
 Mothers height (cm) | 167 | 167 | 6.6 | 2678 | 167 | 6.6 | 10,433 |
 Mother weight at hosp.(kg) | 84.2 | 85.9 | 17 | 1223 | 83.8 | 15.8 | 6300 |
 Prepregnancy BMI | 24.9 | 25.7 | 5.5 | 2678 | 24.7 | 5.2 | 10,430 |
 Gestational age(days) | 278 | 278 | 13.4 | 2679 | 278 | 14.6 | 10,432 |
 Infant length (cm) | 51.6 | 51.7 | 2.9 | 2654 | 51.6 | 3.0 | 10,393 |
 Infant weight (g) | 3500 | 3521 | 580 | 2673 | 3495 | 592 | 10,427 |