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Table 5 Regression of the logarithm of out-of-pocket and logit regressions of catastrophic health expenditure on an intervention dummy variable and other cofactors

From: Impact of an innovative financing and payment model on tuberculosis patients’ financial burden: is tuberculosis care more affordable for the poor?

  Model 1: log OOP Model 2: CHE_10% Model3: CHE_40%
Coef. P > |t| Odds ratio P > |t| Odds ratio P > |t|
Intervention period
 after intervention 0.572 0.013 1.86 0.033 1.50 0.021
Income group
  < 4369 RMB ref.   ref.   ref.  
 4369–12 647 RMB 0.217 0.063 0.29 < 0.001 0.59 0.001
  > 12 647 RMB 0.436 0.025 0.14 < 0.001 0.72 0.275
Period*income group
  < 4369 RMB ref.   ref.   ref.  
 4369–12 647 RMB −0.144 0.280 0.81 0.451 0.87 0.286
  > 12 647 RMB −0.426 0.046 0.71 0.168 0.52 0.001
Gender
 Male 0.03 0.743 1.12 0.424 1.13 0.382
Age
 30–59 −0.047 0.868 1.13 0.702 1.47 0.374
  ≥ 60 0.188 0.454 1.61 0.121 2.90 0.022
Patient category
 Relapse −0.011 0.911 0.97 0.873 0.87 0.275
Marriage
 Married 0.176 0.004 0.94 0.629 1.01 0.928
Education
 No education ref.   ref.   ref.  
 Primary 0.08 0.410 1.13 0.506 1.42 0.087
 Secondary 0.256 0.006 1.26 0.141 1.05 0.800
  ≥ high school 0.312 0.130 1.32 0.287 1.46 0.014
Insurance type
 Other ref.   ref.   ref.  
 UEMBI −0.492 0.009 0.41 < 0.001 0.42 0.004
 NCMS −0.441 0.005 0.64 0.016 1.06 0.824
Employment
 Working −0.246 0.022 0.71 0.002 0.70 < 0.001
  1. CHE_10: 10% of household income threshold; CHE_40: 40% non-food expenditure threshold
  2. UEBMI Urban Employee Basic Medical Insurance, NCMS New Cooperative Medical Schemes. Coef. Coefficient, OOP Out-of-pocket
  3. Period*income group: the interaction terms of period (after intervention) and three income groups