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Table 5 Influencing factors of the number of outpatient visits and the length of hospitalization (N = 11,793)

From: Factors influencing health care use by health insurance subscribers and medical aid beneficiaries: a study based on data from the Korea welfare panel study database

  Number of outpatient visits Length of hospitalization
Health insurance subscribers
(n = 10,838)   B β p B β p
Gender Women 6.02 0.10 <.001 −1.19 −0.04 <.001
Age   1.27 0.07 <.001 −0.09 −0.01 .516
Having a spouse Yes −0.38 −0.01 .669 −0.57 −0.02 .184
Household type Single 5.35 0.07 <.001 −0.78 −0.02 .143
Education   −1.73 −0.05 <.001 −0.01 0.00 .954
Private health insurance Join −0.17 0.00 .812 0.45 0.02 .199
Public pension Join 0.85 0.01 .192 −1.27 −0.04 <.001
Residential area City −0.02 0.00 .973 −1.88 −0.05 <.001
Administrative area Capital −2.64 −0.04 <.001 − 0.78 −0.03 <.001
Economic activity Yes −0.94 −0.01 .332 −6.48 −0.13 <.001
Low-income household No −2.41 −0.04 .001 2.07 0.07 <.001
Perceived health status   4.80 0.16 <.001 2.98 0.19 <.001
Chronic disease Yes 10.19 0.16 <.001 −0.33 −0.01 .368
Disability Yes 3.74 0.04 <.001 1.41 0.03 .004
R   .446     .269  
Adjusted R-square   .197     .072  
Durbin-Watson   1.822     1.944  
P   <.001     <.001  
Medical aid beneficiaries
(n = 955)   B β p B β p
Gender Women 8.87 0.10 .002 −4.42 −0.09 .007
Household type Single 6.40 0.08 .024    
Education   −1.03 −0.02 .534    
Private health insurance Yes 0.05 −0.00 .981
Administrative area Capital −9.57 −0.11 .001
Economic activity Yes −2.27 −0.03 .427 −1.89 −0.04 .282
Perceived health status   5.84 0.12 .001 3.55 0.13 .001
Chronic disease Yes 19.19 0.16 <.001 1.07 0.02 .660
R   .333     .177  
Adjusted R-square   .111     .031  
Durbin-Watson   2.000     2.009  
P   <.001     <.001  
  1. a Dummy coded:1 = Women, having a spouse, single household, no low-income household, join private health insurance, join public health pension, city residential area, capital administrative area, have chronic disease and have disability