Table 3 Results of panel quantile regression with S1

year

0.127^a (0.008)

0.050^a (0.004)

0.114^a (0.015)

0.209^a (0.029)

0.038^a (0.009)

0.053^a (0.012)

0.026^c (0.015)

0.029^b (0.013)

Age

−0.004 (0.004)

0.000 (0.000)

0.000 (0.000)

−0.000 (0.003)

−0.017^a (0.005)

−0.020^a (0.005)

− 0.024^a (0.003)

−0.016^b (0.007)

Gender

−0.021^c (0.011)

0.000 (0.000)

0.000 (0.000)

−0.029 (0.033)

−0.003 (0.014)

0.012 (0.018)

0.028 (0.019)

−0.018 (0.018)

Region

−0.160^a (0.012)

−0.100^a (0.004)

− 0.214^a (0.013)

−0.303^a (0.023)

0.014 (0.010)

0.026^b (0.012)

0.024^c (0.013)

0.012 (0.014)

Medical Insurance

0.167^a (0.032)

0.200 (0.152)

0.322^a (0.032)

0.255^a (0.035)

0.178^a (0.020)

0.171^a (0.030)

0.164^a (0.024)

0.206^a (0.024)

Medical Institution

0.084^a (0.006)

0.200 (0.144)

0.314^a (0.042)

0.249^a (0.041)

0.101^a (0.016)

0.103^a (0.017)

0.093^a (0.022)

0.108^a (0.022)