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Table 5 Multivariate logistic regression model of determinants of catastrophic expenditure for TB care, China 2012

From: Factors that determine catastrophic expenditure for tuberculosis care: a patient survey in China

Variable Model Ia Model IIb
OR adj 95 % CI P-value OR adj 95 % CI P-value
Age(years)       
 ≤40 1.0    1.0   
 41–59 2.28 1.31–3.97 0.004 1.49 0.88–2.52 0.141
 ≥60 2.26 1.28–4.54 0.022 2.03 1.06–3.88 0.032
Residence       
 Rural 1.0    1.0   
 Urban 0.60 0.24–1.46 0.258 1.49 0.65–3.43 0.342
Education       
 None 1.0    1.0   
 Primary school 1.03 0.60–1.77 0.913 1.37 0.85–2.21 0.191
 Junior school 0.76 0.44–1.33 0.338 0.84 0.52–1.36 0.474
 Senior school or above 0.88 0.42–1.82 0.725 0.97 0.51–1.84 0.917
Employment status       
 Unemployment 1.0    1.0   
 Employment 0.21 0.09–0.49 0.000 0.38 0.19–0.76 0.007
 Retired 0.29 0.11–0.80 0.016 0.56 0.24–1.29 0.175
 Losing work abilities 0.49 0.14–1.70 0.261 0.58 0.22–1.57 0.285
Health insurancec       
 MIUE 1.0    1.0   
 NMCS 2.55 1.09–5.95 0.031 2.57 1.16–5.68 0.019
 MIUR 2.12 0.62–7.29 0.234 0.86 0.28–2.68 0.800
 Self-pay 2.01 0.45–8.86 0.359 1.49 0.35–6.41 0.595
Household size       
 <4 1.0    1.0   
 ≥ 0.42 0.28–0.62 0.000 0.50 0.34–0.72 0.000
As % of household incomed       
 <50 % 1.0    1.0   
 ≥50 % 2.02 1.35–3.02 0.001 1.23 0.86–1.76 0.262
Minimum living security householde       
 Yes 1.0    1.0   
 No 0.47 0.26–0.86 0.013 1.12 0.71–1.78 0.629
In-patient service       
 No 1.0    1.0   
 Yes 5.42 3.71–7.92 0.000 3.17 2.27–4.41 0.000
  1. Note: The bold values indicate statistical significance at 5 % level. a: I >10 % of household income, II ≥40 % of capacity to pay(non-food expenditure)
  2. b: Of the 747 participants, 19 missed household expenditure or non-food expenditure data, the participants included in Model II is 728
  3. c: MIUE: Medical Insurance for Urban Employees Scheme
  4. NCMS: New Cooperative Medical Scheme
  5. MIUR: Medical Insurance for Urban Residents Scheme
  6. d: It means patient annual income as % of annual household income in 2012;
  7. e: Minimum living security households were authorized by the local civil affairs department if annual income per person was lower than the minimum living standard