Table 4

Logistic regression analysis of physicians in high and intermediate areas and factors related to their movement to low physician density areas

1996–2006 cohortOR95% CIP value2006–2016 cohortOR95% CIP value
SexSex
 MaleReference MaleReference
 Female0.830.78 to 0.89<0.01 Female0.810.77 to 0.86<0.01
AgeAge
 ≤39Reference ≤39Reference
 40–540.610.58 to 0.64<0.01 40–540.630.60 to 0.66<0.01
 55–690.620.57 to 0.67<0.01 55–690.630.59 to 0.68<0.01
 ≥700.370.30 to 0.45<0.01 ≥700.340.28 to 0.42<0.01
Qualified after age 30Qualified after age 30
 NoReference NoReference
 Yes1.211.16 to 1.27<0.01 Yes1.131.08 to 1.18<0.01
WorkplaceWorkplace
 UrbanReference UrbanReference
 Intermediate0.880.85 to 0.92<0.01 Intermediate0.930.89 to 0.97<0.01
 Rural0.620.56 to 0.69<0.01 Rural0.670.60 to 0.75<0.01
Physician densityPhysician density
 HighReference HighReference
 Intermediate1.191.12 to 1.25<0.01 Intermediate1.341.27 to 1.41<0.01
Type of institutionType of institution
 ClinicReference ClinicReference
 University hospital6.155.61 to 6.74<0.01 University hospital4.874.47 to 5.30<0.01
 Other hospital3.893.56 to 4.24<0.01 Other hospital3.373.11 to 3.64<0.01
 Others4.724.16 to 5.35<0.01 Others3.693.27 to 4.17<0.01
SpecialtySpecialty
 Primary careReference Primary careReference
 Others1.020.97 to 1.060.45 Others1.041.00 to 1.100.05
  • *Control variables are all based on the start of the time period.