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Table 3 Adjusted associations between CHE and its determinants

From: Measurement and explanation of socioeconomic inequality in catastrophic health care expenditure: evidence from the rural areas of Shaanxi Province

Variables 2008 2013
OR 95 % CI OR 95 % CI
Having elderly members 1.59** (1.25-2.02) 1.57** (1.40-1.76)
Having children in the household 1.02 (0.73-1.41) 1.03 (0.86-1.24)
Household size     
 1-2 members 3.04** (2.12-4.36) 3.68** (2.97-4.55)
 3-4 members 1.26 (0.90-1.75) 1.45** (1.18-1.77)
Male household head 1.15 (0.87-1.52) 1.14* (1.00-1.30)
Household head’s educational achievement     
 Illiteracy 2.20** (1.36-3.56) 2.18** (1.74-2.71)
 Elementary 1.50 (0.95-2.38) 1.58** (1.28-1.94)
 Middle school 1.15 (0.73-1.83) 1.10 (0.90-1.36)
Having chronic disease members 2.48** (2.00-3.08) 1.77** (1.58-1.97)
Inpatient service usage 5.88** (4.50-7.69) 3.69** (3.29-4.13)
Outpatient service usage 1.30* (1.01-1.71) 1.26** (1.11-1.42)
Absence of basic health insurance 1.28* (1.02-1.55) 1.38** (1.21-1.59)
Absence of commercial health insurance 1.50* (1.04-2.17) 1.51** (1.21-1.87)
Economic status     
 Quintile 1 (poorest) 1.15 (0.81-1.63) 2.25** (1.90-2.65)
 Quintile 2 (poorer) 1.37* (1.01-1.90) 1.50** (1.26-1.78)
 Quintile 3 (middle) 0.91 (0.65-1.27) 1.44** (1.21-1.71)
 Quintile 4 (richer) 0.87 (0.63-1.22) 1.20* (1.01-1.42)
Observations 3217 13085
LR chi2(17) 438.29 1548.88
P <0.001 <0.001
Pseudo R2 0.158 0.136
  1. *P <0.05; **P <0.01