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Table 1 Description of variables

From: The comparison of catastrophic health expenditure and its inequality between urban and rural households in China

Variables Description
CHE The OOP medical expenditure was higher than or equal to 40% of non-food household expenditure; Yes = 1; No = 0
Household expenditure (Yuan) Total consumption expenditure of a household
OOP medical expenditure (Yuan) Total out-of-pocket medical expenditure of a household
Food expenditure (Yuan) Total food consumption expenditure of a household
Lagged CHE Did the household experience CHE 2 years ago? Yes = 1; Noa = 0
Income (Yuan) The annual per capita household income
Lnincome The natural logarithm of annual per capita household income
Household size The number of household members
Inpatient At least one household member received inpatient services in last year; Yes = 1; Noa = 0
Elderly members At least one household member over 60 years old; Yes = 1; Noa = 0
Chronic diseases At least one household member with chronic diseases; Yes = 1; Noa = 0
Supplementary medical insurance At least one household member covered by supplementary medical insurance; Yes = 1; Noa = 0
Geographic location Easta = 1, Central = 2, West = 3
Gender of household head Femalea = 0; male = 1
Age The age of household head
Education of household head Illiteratea = 1; Primary school = 2; Middle school = 3; High school and above = 4
Marriage of household head Married = 1, Unmarrieda = 0
Employment status of household head Employed = 1, Unemployeda = 0
Self-assessed health status of household head Healthy = 1; Unhealthya = 0
Smoking Has the household head smoked in the past month? Yes = 1; Noa = 0
Drinking Has the household head drunk more than three times a week in the past month? Yes = 1; Noa = 0
  1. Note: a Reference group; CHE = Catastrophic health expenditure; OOP = Out-of-pocket medical expenditure