Table 3 Probit regression results for primary care variables

Ethnicity

Māori

-0.013

(0.019)

-0.026

(0.021)

-0.017

(0.016)

0.008

(0.018)

-0.037^a

(0.020)

-0.009

(0.022)

-0.087^c

(0.019)

-0.064^c

(0.022)

Pacific peoples

0.116^c

(0.021)

0.096^c

(0.026)

-0.086^c

(0.014)

-0.065^c

(0.019)

0.062^c

(0.021)

0.049^b

(0.025)

-0.003

(0.020)

-0.006

(0.023)

Asian

0.088^c

(0.019)

0.098^c

(0.024)

-0.068^c

(0.013)

-0.067^c

(0.018)

-0.003

(0.019)

-0.011

(0.024)

-0.039^b

(0.019)

-0.056^b

(0.024)

Other ethnicity

0.008

(0.032)

0.016

(0.033)

0.001

(0.028)

0.009

(0.029)

-0.014

(0.035)

-0.013

(0.036)

0.068^a

(0.037)

0.054

(0.038)

Mother

Current age (years)

-0.004^c

(0.001)

-0.001

(0.001)

0.002

(0.001)

0.002

(0.001)

Current weight (kg)

0.001^b

(0.000)

-0.001^c

(0.000)

Disability status

0.049^a

(0.026)

-0.028

(0.019)

-0.011

(0.032)

0.029

(0.032)

Smokes regularly

-0.043^a

(0.023)

-0.038^b

(0.018)

-0.028

(0.021)

-0.017

(0.021)

Child

Girl

0.001

(0.013)

0.000

(0.013)

Birthweight (grams)

0.000

(0.000)

-0.00001

(0.000)

First child

0.020

(0.015)

-0.017

(0.012)

-0.001

(0.017)

-0.009

(0.016)

Child health/developmental concern

0.004

(0.021)

-0.038

(0.024)

Socio-economic

Mother’s employment

-0.003

(0.014)

0.007

(0.011)

-0.030^b

(0.014)

-0.015

(0.014)

Mother’s post-graduate qualification

0.011

(0.016)

0.007

(0.014)

-0.024

(0.018)

0.025

(0.018)

Household income < NZ$ 50 K (Omitted > 100 K)

-0.044^b

(0.02)

-0.013

(0.016)

-0.038^b

(0.020)

-0.036^a

(0.020)

Household income >  = NZ$ 50 K & <  = 100 K

-0.02

(0.014)

-0.003

(0.012)

-0.040^c

(0.016)

-0.039^b

(0.016)

Household

Partner

-0.047

(0.037)

0.029

(0.027)

0.005

(0.027)

-0.008

(0.024)

NZ born mother

0.012

(0.016)

0.001

(0.013)

-0.008

(0.017)

-0.018

(0.017)

Household size (number)

0.002

(0.005)

0.004

(0.004)

Number of people >  = 18 years

0.001

(0.007)

Number of people < 18 years

0.001

(0.008)

Number of siblings

0.000

(0.006)

Mobility

Numbers of residential moves

0.006

(0.004)

0.000

(0.003)

-0.012^c

(0.004)

0.006

(0.010)

Rural location

-0.055^c

(0.021)

0.02

(0.020)

-0.064^c

(0.024)

-0.104^c

(0.023)

Local healthcare

-0.029

(0.015)

Mother self-driving

0.010

(0.017)

0.022^a

(0.013)

0.02

(0.018)

0.040^a

(0.022)

Internet access

Social

Discriminated against

0.014

(0.015)

-0.021^a

(0.012)

-0.064^c

(0.015)

-0.056^c

(0.022)

Discouraged to immunise

-0.006

(0.018)

-0.017

(0.014)

-0.056^c

(0.019)

-0.034^a

(0.020)

Encouraged to immunise

0.037^c

(0.013)

-0.001

(0.011)

0.035^c

(0.014)

0.026^a

(0.014)

Childcare services

0.002

(0.020)

-0.013

(0.015)

Observations

4527

4527

4527

4527

5341

5341

5332

5332