Skip to main content

Table 4 Outcomes by admission frailty index

From: The frailty, outcomes, recovery and care steps of critically ill patients (FORECAST) study: pilot study results

 

Admission frailty index ≥ 0.2

(n = 23)

Admission frailty index < 0.2

(n = 26)

Total

(n = 49)

p value*

FI on ICU admission: mean ± SD

0.4 ± 0.1

0.1 ± 0.1

0.2 ± 0.1

< 0.001

FI on hospital discharge: mean ± SD

0.3 ± 0.1

0.2 ± 0.1

0.3 ± 0.1

0.034

Change in FI from admission to discharge: mean ± SD

− 0.0 ± 0.1

0.1 ± 0.1

0.1 ± 0.1

0.003

CFS on ICU admission: mean ± SD

5.1 ± 1.3

2.7 ± 1.3

3.8 ± 1.8

 < 0.001

CFS at 6-month follow-up: mean ± SD

4.6 ± 1.3

3.3 ± 1.6

3.7 ± 1.6

0.033

FI on hospital discharge

   

< 0.001

 < 0.2

1 (4.3%)

11 (42.3%)

12 (24.5%)

 

 ≥ 0.2

10 (43.5%)

10 (38.5%)

20 (40.8%)

 

 Unknown

1 (4.3%)

4 (15.4%)

5 (10.2%)

 

Length of ICU stay (days): median (IQR)

12.0 (6.0–20.0)

7.5 (5.0–14.0)

9.0 (5.0–16.0)

0.366

Length of hospital stay (days): median (IQR)

23.0 (13.0–38.0)

25.5 (13.0–51.0)

25.0 (13.0–39.0)

0.912

28 Day ICU-free days: median (IQR)

0.0 (0.0–19.0 0)

20.5 (13.0–23.0)

16.0 (0.0–22.0)

0.005

Hospital mortality: n (%)

11 (47.8%)

1 (3.8%)

12 (24.5%)

< 0.001

Hospital discharge destination

   

0.437

 Home

8 (34.8%)

18 (69.2%)

26 (53.0%)

 

 Rehabilitation Center

2 (8.7%)

4 (15.4%)

6 (12.2%)

 

 Long-term care facility

1 (4.3%)

2 (7.7%)

3 (6.1%)

 

 Other acute care hospital

1 (4.3%)

1 (3.8%)

2 (4.1%)

 

6-month mortality: n (%)

12 (52.2%)

2 (7.7%)

14 (28.6%)

0.001

6-month Quality of Life (EQ-5D-5L Index): mean ± SD

0.6 ± 0.2

0.8 ± 0.2

0.7 ± 0.2

0.047

  1. FI frailty index, CFS clinical frailty scale, SD standard deviation, ICU intensive care unit, IQR interquartile range
  2. *p-values are Fisher’s exact test for categorical variables and t-test or Wilcoxon rank-sum test for continuous variables