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Table 2 Determinants of having supplementary private health insurance.

From: Impact of supplementary private health insurance on stomach cancer care in Korea: a cross-sectional study

  PHI Status*   
  No PHI (N = 190), % PHI (N = 187), % Univariate OR(95% C.I.) Adjusted OR**(95% C.I.)
Age at diagnosis     
   > 51 years 154 (67.2) 75 (32.8)   
   ≤ 50 years 36 (24.3) 112 (75.7) 6.39 (4.00 – 10.18) 5.01 (2.05 – 12.24)
Martial Status     
   Unmarried 25 (55.6) 20 (44.4)   
   Married 161 (49.5) 164 (50.5) 1.27 (0.68 – 2.38) 0.51 (0.15–1.71)
Education     
   Middle school or below 102 (65.8) 53 (34.2)   
   High school or beyond 83 (38.4) 133 (61.6) 3.08 (2.01 – 4.74) 2.67 (1.04 – 6.86)
Employment at diagnosis     
   No 83 (66.4) 42 (33.6)   
   Yes 100 (41.0) 144 (59.0) 2.85 (1.81 – 4.46) 2.76 (0.91 – 8.33)
Religion     
   No religion 65 (58.0) 47 (42.0)   
   Having a religion 123 (46.8) 140 (53.2) 1.57 (1.01 – 2.46) 2.30 (0.91 – 5.83)
Monthly household income     
   < $2,200 USD 88 (66.7) 44 (33.3)   
   > $2,200 USD 69 (36.1) 122 (63.9) 3.54 (2.22 – 5.64) 2.21 (0.87 – 5.60)
Comorbidity     
   Yes 77 (53.4) 67 (46.5)   
   No 113 (48.5) 120 (51.5) 1.22 (0.81 – 1.85) 0.65 (0.26 – 1.62)
Smoking at diagnosis     
   Yes 80 (47.6) 88 (52.3)   
   No 78 (51.7) 73 (48.3) 0.85 (0.55 – 1.32) 1.19 (0.46 – 3.04)
Alcohol at diagnosis     
   Yes 101 (49.0) 105 (51.0)   
   No 56 (52.8) 50 (47.2) 0.86 (0.54 – 1.37) 1.91 (0.71 – 5.12)
Residential area     
   Rural 57 (64.0) 32 (36.0)   
   Urban 131 (46.1) 153 (53.9) 2.08 (1.27 – 3.40) 2.41 (0.68 – 8.49)
  1. *Among a total of 391 respondents, 14 failed to indicate whether they had private health insurance.
  2. **Standard multivariate logistic regression was performed using all the variables in univariate analysis.