Skip to main content

Table 4 The economic status difference in the effect of co-occurrence of frailty on catastrophic health expenditure among single empty-nest elderly with multimorbidity in rural Shandong, China, 2019

From: Catastrophic health expenditure among single empty-nest elderly with multimorbidity in rural Shandong, China: the effect of co-occurrence of frailty

Characteristic

Model 1

Model 2

Model 3

Interactiona

Low economic status

High economic status

OR

P-value

95%CI

OR

P-value

95%CI

OR

P-value

95%CI

Health states

 None chronic condition

0.12

< 0.001

0.06–0.27

0.11

< 0.001

0.05–0.24

0.39

0.020

0.05–0.24

 One chronic condition

0.42

0.010

0.22–0.81

0.38

0.005

0.20–0.75

0.61

0.100

0.33–1.10

 Multimorbidity (ref)

1.0

  

1.0

  

1.0

  

 Multimorbidity+ frailty

3.87

0.047

1.02–14.71

4.64

0.027

1.19–18.2

2.76

0.062

0.95–8.00

Sex

 Male

1.0

  

1.0

  

1.0

  

 Female

1.34

0.249

0.81–2.2

0.96

0.920

0.47–1.97

1.54

0.221

0.77–3.32

Age (Years)

1.04

0.003

1.02–1.08

1.08

0.001

1.04–1.13

1.01

0.481

0.97–1.06

Educational attainment

 Illiterate

1.0

  

1.0

  

1.0

  

 Primary school

1.01

0.946

0.67–1.52

1.05

0.864

0.58–1.90

0.99

0.985

0.55–1.79

 Middle school or above

0.65

0.192

0.34–1.24

0.48

0.233

0.13–1.63

0.78

0.534

0.36–1.69

Cigarette smoking

 Never smoker

1.0

  

1.0

  

1.0

  

 Current smoker

0.65

0.121

0.37–1.12

0.74

0.486

0.31–1.73

0.56

0.133

0.27–1.19

 Former smoker

2.21

0.070

0.94–5.22

2.79

0.065

0.94–8.31

2.66

0.112

0.79–8.89

Alcohol drinking

 No

1.0

  

1.0

  

1.0

  

 Yes

2.60

0.113

0.79–8.52

0.48

0.052

0.23–1.01

0.57

0.154

0.26–1.24

Physical exercise

 No

1.0

  

1.0

  

1.0

  

 Yes

1.00

0.990

0.68–1.47

1.35

0.277

0.78–2.33

0.79

0.426

0.46–1.39

Inpatient service

 No

1.0

  

1.0

  

1.0

  

 Yes

2.89

< 0.001

1.81–4.59

1.63

0.189

0.79–3.37

4.11

< 0.001

2.21–7.66

Household economic statusb

 Low(Q1/Q2)

1.0

        

 High(Q3/Q4)

0.87

0.684

0.44–1.72

      

Health states× Household economic status

 None chronic condition× High

3.12

0.040

1.05–9.26

      

 One chronic condition× High

1.39

0.457

0.58–3.34

      

 Multimorbidity× High

1.0

        

  (Multimorbidity +frailty) × High

0.70

0.684

0.13–3.84

      
  1. aThe interaction between health states and household economic status
  2. bUsing the quartile method, Quartile 1 (Q1) is the poorest and quartile 4 (Q4) is the richest