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Table 3 Correlation of patient variables to the level of frailty as measured by the Clinical Frailty Scale

From: Screening for markers of frailty and perceived risk of adverse outcomes using the Risk Instrument for Screening in the Community (RISC)

Variable Correlation to clinical frailty scale (p value)
Age 0.12 (p = 0.001)
Gender 0.05 (p = 0.2)
Living alone 0.21 (p < 0.001)
Nurses “own” opinion of frailty 0.56 (p < 0.001)
Barthel Index −0.80 (p < 0.001)
Cognitive impairment (documented) 0.38 (p < 0.001)
Abbreviated mental test score 0.36 (p < 0.001)
Charlson comorbidity index 0.29 (p < 0.001)
Total number of medications 0.25 (p < 0.001)
No of hospital admissions in the last year 0.19 (P < 0.001)
Receiving home help (any type) 0.32 (p < 0.001)
RISC score:  
- global risk institutionalisation 0.43 (p < 0.001)
- global risk hospitalisation 0.43 (p < 0.001)
- global risk death 0.35 (p < 0.001)