Table 3 Baseline characteristics of 542 mothers and infants pairs according to treatment arm
All | Intervention | Control | |
|---|---|---|---|
Sample size | 542 | 271 | 271 |
Children | |||
Age of the new born at baseline (months) | 3.9 (1.5) | 3.9 (1.5) | 3.8 (1.5) |
Sex, % (CI95%) | |||
Boy | 52.8 (48.5; 57.2) | 52.3 (47.3; 57.3) | 53.4 (46.3; 60.5) |
Girl | 47.2 (42.8; 51.5) | 47.7 (42.7; 52.7) | 46.6 (39.5; 53.7) |
Currently breastfeeding the baby, % (CI95%) | |||
Yesa | 71.7 (66.7; 76.7) | 67.7 (60.2; 75.3) | 75.7 (69.7; 81.7) |
No | 28.3 (23.3; 33.3) | 32.3 (24.7; 39.8) | 24.3 (18.3; 30.3) |
Mothers | |||
Age of the mother at baseline (years) | 32.3 (4.3) | 32.5 (4.2) | 32.0 (4.4) |
BMI before pregnancy (kg/m2) | 24.5 (5.3) | 24.7 (5.6) | 24.3 (5.0) |
Education level, % (CI95%) | |||
Low | 21.1 (17.1; 25.2) | 22.0 (16.3; 27.7) | 20.3 (14.6; 26.0) |
Intermediate | 24.7 (20.7; 28.8) | 26.5 (21.0; 32.1) | 22.9 (17.2; 28.6) |
High | 54.2 (48.1; 60.2) | 51.5 (43.9; 59.1) | 56.8 (47.6; 66.0) |
Employment status, % (CI95%) | |||
On maternity leave | 66.1 (62.4; 69.8) | 66.8 (61.4; 72.2) | 65.4 (60.4; 70.4) |
Home duties full time | 16.8 (13.6; 19.9) | 15.6 (10.8; 20.5) | 17.9 (14.0; 21.8) |
Employed | 9.3 (6.7; 12.0) | 8.8 (5.2; 12.3) | 9.9 (6.0; 13.8) |
Unemployed | 4.4 (2.5; 6.3) | 4.2 (1.6; 6.8) | 4.6 (1.7; 7.4) |
Student | 1.1 (0.3; 2.0) | 1.9 (0.3; 3.5) | 0.4 (0; 1.1) |
Other | 2.3 (0.8; 3.8) | 2.7 (0.1; 5.2) | 1.9 (0.3; 3.5) |
Country of birth, % (CI95%) | |||
Australia | 79.1 (75.0; 83.1) | 78.4 (72.3; 84.5) | 79.7 (74.3; 85.1) |
Other | 20.9 (16.9; 25.0) | 21.6 (15.5; 27.7) | 20.3 (14.9;25.7) |
Language spoken at home, % (CI95%) | |||
English | 93.8 (91.3; 96.2) | 93.9 (89.9-98.0) | 93.6 (90.8-96.4) |
Other | 6.2 (3.8; 8.7) | 6.1 (2.0; 10.1) | 6.4 (3.6; 9.2) |