Table 4 Coefficients (and 95% confidence intervals) from the linear regression models for predictors of annual wages among health and non-health policy researchers

Gender

 Female (ref: Male)

− 0.111*

− 0.084*

− 0.123*

− 0.040*

− 0.048*

− 0.027

− 0.069*

0.019

(− 0.140 to − 0.081)

(− 0.112 to − 0.054)

(− 0.144 to − 0.101)

(− 0.063 to − 0.017)

(− 0.080 to − 0.015)

(− 0.068 to 0.018)

(− 0.131 to − 0.003)

(− 0.031 to 0.073)

Age group

 25–34 years (ref:  35–44 years)

− 0.377*

− 0.298*

− 0.310*

− 0.283*

− 0.313*

− 0.308*

− 0.324*

− 0.213*

(− 0.401 to − 0.351)

(− 0.319 to − 0.276)

(− 0.330 to − 0.289)

(− 0.304 to − 0.262)

(− 0.335 to − 0.29)

(− 0.338 to − 0.277)

(− 0.373 to − 0.270)

(− 0.267 to − 0.155)

 45–54 years (ref:  35–44 years)

0.090*

0.180*

0.210*

0.180*

0.210*

0.190*

0.080

0.027

(0.051 to 0.140)

(0.145 to 0.219)

(0.168 to 0.260)

(0.145 to 0.210)

(0.170 to 0.246)

(0.153 to 0.234)

(− 0.035 to 0.202)

(− 0.052 to 0.091)

Educational attainment

 Graduate level (ref: At most Bachelor's degree)

0.022

0.202*

0.103*

0.065*

0.063*

0.091*

− 0.064

0.147*

(− 0.005 to 0.051)

(0.164  to 0.241)

(0.073  to 0.133)

(0.037 to 0.093)

(0.031 to 0.095)

(0.058 to 0.125)

(− 0.140 to 0.019)

(0.091 to 0.207)

Work status

 Full time (ref: Part time)

2.062*

2.808*

2.662*

1.889*

2.449*

2.337*

1.895*

17.375*

(1.765 to 2.387)

(2.177 to 3.563)

(2.377 to 2.971)

(1.654 to 2.146)

(2.225 to 2.691)

(2.043 to 2.658)

(1.565 to 2.271)

(14.196 to 21.242)

Industrial sector

 Public administration (ref: Other)

0.037*

− 0.148*

− 0.001

0.322*

0.148*

0.156*

0.387*

− 0.068

(0.007 to 0.068)

(− 0.180 to − 0.131)

(− 0.032 to 0.033)

(0.281 to 0.363)

(0.120 to 0.178)

(0.124 to 0.190)

(0.307 to 0.471)

(− 0.160 to 0.015)

Household presence of children

 Children present (ref: No children)

− 0.0222

0.059*

− 0.010

0.006

− 0.029

− 0.012

− 0.030

0.106*

(− 0.058 to 0.016)

(0.019 to 0.101)

(− 0.038 to 0.020)

(− 0.021 to 0.034)

(− 0.059 to 0.003)

(− 0.044 to 0.021)

(− 0.099 to 0.046)

(0.047 to 0.169)

Adult migrant status

 Immigrated in adulthood (ref: Not adult migrant)

− 0.204*

− 0.234*

− 0.317*

− 0.264*

− 0.250*

− 0.295*

− 0.252*

− 0.258*

(− 0.244 to − 0.162)

(− 0.265 to − 0.202)

(− 0.343 to − 0.289)

(− 0.297 to − 0.231)

(− 0.281 to − 0.218)

(− 0.341 to − 0.246)

(− 0.386 to − 0.088)

(− 0.340 to − 0.166)