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Table 3 Multivariate Competitive Risk Models for a Home Care and Nursing Home admission, prognostic index functions, and risk classification

From: The impact of frailty on admission to home care services and nursing homes: eight-year follow-up of a community-dwelling, older adult, Spanish cohort

HOME CARE (HC)

NURSING HOME (NH)

 

Sub Hazard Ratio [CI95%]

p-value

 

Sub Hazard Ratio [CI95%]

p-value

Age (years)

1.1 [1.1–1.2]

< 0.001

Age (years)

1.1 [1.0–1.2]

0.002

IADL: Independent

1

 

IADL: Independent

1

 

IADL: Mild Dependence

1.5 [1.0–2.4]

0.083

IADL: MIld Dependence

0.6 [0.2–1.5]

0.250

IADL: Moderate Dependence or +

2.8 [1.4–5.6]

0.005

IADL: Moderate Dependence or +

2.6 [1.0–6.8]

0.045

TUGT (seconds)

1.0 [1.0–1.1]

0.024

–

–

–

–

–

–

Number of drugs

1.1 [1.0–1.2]

0.019

   

SFRSE (points)

1.2 [1.1–1.2]

< 0.001

PROGNOSTIC INDEX FUNCTION (PI)

HC PI

NH PI

PI: 0,107*Age (years) + 0.412* Mild instrumental dependence (IADL) + 1013* Moderate instrumental dependence (includes severe and total) (IADL) + 0,0331*TUGT (seconds)

PI: 0,106*Age (years)-0.551* Mild instrumental dependence (IADL) + 0.971* Moderate instrumental dependence (includes severe and total) (IADL) + 0.097* Number of drugs + 0.165 *SFRSE (points)

Risk group

Risk group

•Lower risk group: PI 7.5–8.3

•Lower risk group: PI 7.9–9.5

•Medium risk group: PI 8.4–8.9

•Medium risk group: PI 9.6–10.2

•Higher risk: PI ≥9.0

•Higher risk: PI ≥10.3

  1. IADL: Instrumental Activities of Daily Living; TUGT: Timed Get Up and Go Test; SFRSE: Socio-Family Rating Scale of the Elderly; HC: Home Care; NH: Nursing Home; CI95%: 95% confidence interval