Table 1 Maternal, family, and infant characteristics

Maternal age at birth (years)

209

-

31.5 (5.0)

Maternal prioritized ethnicity

209

-

-

   European

-

177 (84.7)

-

   Māori

-

15 (7.2)

-

   Other^c

-

17 (8.2)

-

Maternal BMI (pre-pregnancy) categories

207

-

-

   Underweight

-

9 (4.4)

-

   Healthy

-

113 (54.6)

-

   Overweight

-

57 (27.5)

-

   Obese

-

28 (13.5)

-

Maternal education

206

-

-

   Year 11 or lower

-

14 (6.8)

-

   Year 12 or 13

-

41 (19.9)

-

   Post-secondary

-

29 (14.1)

-

   Degree or higher

-

122 (59.2)

-

Maternal employment

209

-

-

   Working (full-time, part-time, or casual)

-

120 (57.4)

-

   Maternity leave (paid or unpaid)

-

33 (15.8)

-

   Student (and possibly working)

-

7 (3.4)

-

   Not working (includes carers)

-

49 (23.4)

-

Parity

209

-

2 (1)^a

Maternal EPDS

208

-

6.8 (4)

Maternal stress

207

-

12.7 (3.4)

Maternal AUDIT-C

162

-

0 (1)

Living arrangements

208

-

-

   With child’s father/partner

-

193 (92.8)

-

   With family

-

10 (4.8)

-

   Other

-

5 (2.4)

-

NZDep2006

206

-

-

   1-3 (low deprivation)

-

74 (35.9)

-

   4-7

-

93 (45.2)

-

   8-10 (high deprivation)

-

39 (18.9)

-

Family income (NZD^d)

209

-

-

   ≤$30,000

-

20 (9.6)

-

   -$70,000

-

80 (38.3)

-

   Over $70,000

-

92 (44.0)

-

   Not provided

-

17 (8.1)

-

Gestation (weeks)

209

-

40.0 (1.3)

Birth weight (g)

207

-

3522 (484)

Infant sex (M:F)

209

0.88^b

-

Infant prioritised ethnicity

209

-

-

   European

-

162 (77.5)

-

   Māori

-

24 (11.5)

-

   Other^c

-

23 (11.0)

-