Table 6 Admission characteristics and mortality rates among critically ill patients with intellectual disability versus matched patients without intellectual disability

Overall hospital admission duration (days)

Mean ±SD

[median; IQR; min–max]

30.7 ± 40.3 [20; 8.8–36 ; 0–230]

16.4 ± 16.9 [24; 6.3– 19.8; 2–90]

0.032

1.07, 23.2

ICU admission duration (days)

Mean±SD

[median; IQR; min–max]

11 ± 11.4 [5.5; 3–16 ; 0–60]

4.9 ± 3.7 [6; 2–7; 1–18]

0.001

2.24, 8.41

Second admissions to the hospital with ICU admission

Mean ±SD

[median; IQR; min–max]

0.4 ± 0.7 [1; 0–1; 0–3]

0.2 ± 0.5 [1; 0–0; 0–3]

0.024

0.01, 0.43

Readmissions to the ICU within the same hospital admission % (n)

6.9% (4)

8.6% (10)

0.036

0.54, 1.03

Mortality in the ICU % (n)

5.2% (3)

4.3% (5)

0.798

− 0.08, 0.23

Overall mortality (in the ICU and outside of the ICU)

% (n)

19% (11)

9.5% (11)

0.076

− 0.07–0.35

Complication during ICU hospitalization

% (n)

34.5% (20)

8.6% (10)

< 0.001

0.07, 0.64

cardiac complication during ICU hospitalization

% (n)

3.4% (2)

0.9% (1)

0.217

− 0.08, 0.23

Infection complication during ICU hospitalization

% (n)

29.3% (17)

2.6% (3)

< 0.001

− 0.07, 0.35

pulmonary complication during ICU hospitalization

% (n)

8.6% (5)

1.7% (2)

0.029

− 0.07, 0.35

renal complication during ICU hospitalization

% (n)

5.2% (3)

1.7% (2)

0.335

0, 0

neurological complication during ICU hospitalization

% (n)

5.2% (3)

2.6% (3)

0.402

− 0.08, 0.23

sepsis complication during ICU hospitalization

% (n)

6.9% (4)

0% (0)

0.012

0, 0

Pressure ulcer complication during ICU hospitalization

% (n)

0% (0)

0% (0)

Irrelevant

0, 0

Pulmonary embolism complication during ICU hospitalization

% (n)

0% (0)

0% (0)

Irrelevant

0, 0

DVT complication during ICU hospitalization

% (n)

1.7% (1)

0% (0)

0.333

0, 0