Table 2 Probit regression results for immunisation variables

Ethnicity

Māori

0.053^c

(0.018)

0.008

(0.019)

-0.151^c

(0.018)

-0.061^c

(0.019)

0.002

(0.005)

0.000

(0.006)

-0.034^b

(0.014)

-0.009

(0.016)

Pacific peoples

0.239^c

(0.024)

0.124^c

(0.028)

-0.052^c

(0.019)

0.039^a

(0.023)

0.037^c

(0.013)

0.034^c

(0.012)

0.061^c

(0.019)

0.076^c

(0.021)

Asian

0.168^c

(0.019)

0.140^c

(0.023)

0.153^c

(0.020)

0.088^c

(0.025)

0.024^c

(0.008)

0.022^b

(0.010)

0.124^c

(0.019)

0.082^c

(0.022)

Other ethnicity

0.082^c

(0.032)

0.065^b

(0.032)

0.068^a

(0.036)

0.066^a

(0.035)

-0.001

(0.009)

-0.001

(0.009)

0.034

(0.029)

0.032

(0.029)

Mother

Current age (years)

-0.005^c

(0.001)

0.002^b

(0.001)

0.000

(0.000)

0.000

(0.001)

Current weight (kg)

0.001^b

(0.000)

-

-

-

-

Disability status

-0.004

(0.023)

0.025

(0.029)

-0.002

(0.008)

-0.003

(0.022)

Smokes regularly

0.046^a

(0.024)

-0.026

(0.019)

0.002

(0.006)

0.003

(0.017)

Child

Girl

-

-

0.013

(0.012)

0.002

(0.003)

0.001

(0.010)

Birthweight (grams)

-

-

0.00002^a

(0.000)

-0.00001^a

(0.000)

0.00002^b

(0.000)

First child

-

-

0.088^c

(0.015)

0.011^b

(0.005)

0.055^c

(0.011)

Child health/developmental concern

-

-

-0.049^c

(0.019)

-0.002

(0.006)

0.000

(0.010)

Common child illness

-

-

-

-

0.005

(0.011)

Socio-economic

Mother’s employment

-0.002

(0.013)

-0.016

(0.013)

0.000

(0.004)

0.016^a

(0.010)

Mother’s post-graduate qualification

0.022

(0.015)

0.001

(0.017)

0.000

(0.005)

0.017

(0.014)

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

-0.033^a

(0.019)

-0.099^c

(0.018)

-0.007

(0.006)

-0.03

(0.023)

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

-0.024^a

(0.013)

-0.070^c

(0.015)

0.000

(0.004)

-0.031

(0.024)

Household

Partner

-0.013

(0.033)

0.013

(0.024)

-0.009

(0.008)

0.030^a

(0.017)

NZ born mother

-0.039^c

(0.015)

-0.030^a

(0.016)

0.001

(0.005)

-0.017

(0.014)

Household size (number)

0.007

(0.005)

-

-

-

Number of people >  = 18 years

-

-

0.000

(0.007)

-

-

Number of people < 18 years

-

-

-0.069^c

(0.006)

-

-

Number of siblings

-

-

-

-

0.003

(0.002)

-0.014^c

(0.004)

Mobility

Numbers of residential moves

-0.012

(0.003)

-0.012^c

(0.004)

-0.001

(0.003)

-0.013^c

(0.005)

Rural location

-0.048^c

(0.019)

-0.019

(0.021)

-0.009^a

(0.005)

-0.031^b

(0.015)

Local healthcare

-

-

0.036^c

(0.013)

Mother self-driving

0.034^b

(0.016)

-0.005

(0.018)

-0.021^b

(0.010)

0.024

(0.016)

Internet access

-

-

-

-

-0.031

(0.021)

Social

Discriminated against

-0.02

(0.013)

-0.011

(0.014)

-0.002

(0.006)

-0.02

(0.018)

Discouraged to immunise

-0.144^c

(0.014)

-0.147^c

(0.017)

-0.018^c

(0.005)

-0.065^c

(0.014)

Encouraged to immunise

0.052^c

(0.012)

0.015

(0.013)

0.009^b

(0.004)

0.006

(0.011)

Childcare services

-

-

0.045^c

(0.018)

0.008^b

(0.004)

0.069^c

(0.019)

Observations

4520

4520

5384

5384

5143

5143

4844

4844