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Table 2 Spline regression results of impacts of NHI on the Gini coefficients for the geographic distribution of three types of physicians in Taiwan, 1971-2002

From: Redistributive effects of the National Health Insurance on physicians in Taiwan: a natural experiment time series study

  Western medicine physicians Chinese medicine physicians Dentists
  β (s.e) β (s.e) β (s.e)
Intercept 0.265 (0.002) 0.223 (0.005) 0.350 (0.010)
Time trend 0.001 (0.000) −0.002 (0.000) −0.001 (0.000)
NHI −0.004 (0.001) −0.003 (0.002)* −0.013 (0.003)
F-value 20.854 38.295 33.245
R adj 2 0.562 0.706 0.675
  1. * p<0.05; p<0.01.