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Table 3 Outcomes associated with Caregiver Wellbeing Index (CWBI)a

From: Development and validation of a screener based on interRAI assessments to measure informal caregiver wellbeing in the community

Independent variable

Parameter estimate (SE)

Odds ratio (95% CI)

P value

C statistict

Caregiver - Doctor/nurse appointment (At least one appointment in the last 90 days)a

 CWBI (1–3 vs. 0)

− 0.06 (0.33)

1.93 (0.48–1.78)

0.83

0.68

 CWBI (4–6 vs. 0)

1.13 (0.39)

3.10 (1.44–6.67)

0.003

 

 CWBI (7–8 vs. 0)

0.98 (0.49)

2.67 (1.00–7.10)

0.048

 

 Age group (≥60 and < 75 vs. < 60)

0.17 (0.30)

1.19 (0.66–2.14)

0.56

 

 Age group (≥75 vs. < 60)

1.34 (0.39)

3.84 (1.77–8.34)

0.0006

 

 Gender (female vs. male)

0.13 (0.31)

1.15 (0.62–2.10)

0.65

 

Caregiver Self-reported health (Poor or Fair)a

 CWBI (1–3 vs. 0)

0.41 (0.34)

1.51 (0.77–2.97)

0.22

0.67

 CWBI (4–6 vs. 0)

1.34 (0.35)

3.82 (1.91–7.63)

0.0001

 

 CWBI (7–8 vs. 0)

1.30 (0.44)

3.68 (1.54–8.83)

0.0035

 

 Age group (≥60 and < 75 vs. < 60)

0.39 (0.29)

1.48 (0.83–2.64)

0.17

 

 Age group (≥75 vs. < 60)

0.74 (0.32)

2.09 (1.10–3.96)

0.02

 

 Gender (female vs. male)

0.06 (0.28)

1.07 (0.61–1.89)

0.81

 

Caregiver reports ‘On the whole, my life is good’ (Never, rarely and sometimes)a

 CWBI (1–3 vs. 0)

0.43 (0.44)

1.54 (0.64–3.69)

0.33

0.73

 CWBI (4–6 vs. 0)

1.58 (0.42)

4.87 (2.12–11.2)

0.0002

 

 CWBI (7–8 vs. 0)

2.60 (0.53)

13.53 (4.80–38.1)

< 0.0001

 

 Age group (≥60 and < 75 vs. < 60)

−0.04 (0.32)

0.95 (0.50–1.81)

0.88

 

 Age group (≥75 vs. < 60)

−0.30 (0.39)

0.74 (0.34–1.59)

0.43

 

 Gender (female vs. male)

0.02 (0.33)

1.02 (0.53–1.97)

0.95

 

Caregiver believes that care recipient would be better off elsewhere (Yes)a

 CWBI (1–3 vs. 0)

0.65 (0.44)

1.92 (0.81–4.55)

0.13

0.64

 CWBI (4–6 vs. 0)

0.84 (0.44)

2.33 (0.97–5.56)

0.05

 

 CWBI (7–8 vs. 0)

1.44 (0.51)

4.24 (1.54–11.6)

0.005

 

 Age group (≥60 and < 75 vs. < 60)

0.75 (0.35)

2.14 (1.07–4.25)

0.03

 

 Age group (≥75 vs. < 60)

0.43 (0.40)

1.54 (0.70–3.40)

0.27

 

 Gender (female vs. male)

0.23 (0.33)

0.79 (0.41–1.53)

0.48

 
  1. aInteraction between age and CWBI was not significant (P > 0.05). Age group and gender are reported for care recipients. Caregiver age and gender were not significant in the models and not reported in the table