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Table 2 Case mix, outcome and activity for major subgroups of dermatological admissions

From: Dermatological conditions in intensive care: a secondary analysis of the Intensive Care National Audit & Research Centre (ICNARC) Case Mix Programme Database

 

Infective conditions

Dermatological malignancies

Acute skin failure

Admissions, n (% of all admissions)

1,926 (0.40)

191 (0.04)

199 (0.04)

Age, mean (SD)

57.6 (16.5)

65.1 (15.0)

51.7 (20.8)

Male, n (%)

1,009 (52.4)

112 (58.6)

90 (45.2)

Surgical status, n (%):

   

Non-surgical

1,016 (52.8)

38 (19.9)

170 (85.4)

Elective

172 (8.9)

138 (72.3)

16 (8.0)

Emergency

737 (38.3)

15 (7.9)

13 (6.5)

Past medical history*, n (%):

   

Steroid treatment

65 (3.4)

3 (1.6)

12 (6.1)

Chemotherapy

43 (2.3)

8 (4.2)

13 (6.6)

Metastatic disease

17 (0.9)

25 (13.2)

0 (0.0)

Chronic renal replacement therapy

37 (1.9)

1 (0.5)

5 (2.5)

Severe respiratory disease

32 (1.7)

1 (0.5)

3 (1.5)

Very severe cardiovascular disease

26 (1.4)

3 (1.6)

3 (1.5)

Radiotherapy

15 (0.8)

11 (5.8)

1 (0.5)

Lymphoma

19 (1.0)

1 (0.5)

6 (3.0)

Acute myelogenous/lymphocytic leukaemia or multiply myeloma

11 (0.6)

0 (0.0)

3 (1.5)

Portal hypertension

12 (0.6)

0 (0.0)

1 (0.5)

Biopsy proven cirrhosis

12 (0.6)

0 (0.0)

0 (0.0)

Chronic myelogenous/lymphocytic leukaemia

8 (0.4)

1 (0.5)

1 (0.5)

Home ventilation

8 (0.4)

1 (0.5)

0 (0.0)

Congenital immunohumoral or cellular immune deficiency state

5 (0.3)

0 (0.0)

1 (0.5)

Hepatic encephalopathy

5 (0.3)

0 (0.0)

0 (0.0)

AIDS

2 (0.1)

0 (0.0)

0 (0.0)

APACHE II score, mean (SD)

19.1 (7.5)

14.5 (5.3)

18.1 (7.0)

ICNARC model:

   

Physiology score, mean (SD)

22.7 (10.4)

12.1 (6.7)

21.2 (10.6)

Predicted mortality, median (IQR)

37.6 (16.7–64.5)

10.1 (6.2–19.2)

32.7 (12.3–62.7)

ICU length of stay (days), median (IQR):

   

ICU survivor

4.1 (1.7–10.0)

1.0 (0.8–2.0)

4.7 (1.9–14.8)

ICU non-survivor

1.9 (0.7–5.8)

1.0 (0.3–4.0)

4.7 (2.0–10.0)

Transfer to another ICU

4.0 (0.9–9.6)

-

3.5 (0.7–11.6)

Total acute hospital length of stay (days), median (IQR):

   

Hospital survivor

39 (22–66)

17 (8–28)

34 (16–75)

Hospital non-survivor

9 (3–29)

6 (3–22)

15 (7–31)

ICU bed days (% of total bed days)

13,808 (0.60)

391 (0.02)

1,923 (0.08)

Transfer to another ICU, n (%)

72 (3.7)

0 (0.0)

12 (6.0)

ICU mortality, n (%)

553 (28.7)

12 (6.3)

70 (35.2)

Ultimate hospital mortality, n (%)

757 (41.5)

24 (13.0)

90 (46.6)

  1. Values are n (%), mean (SD) or median (IQR), as indicated. *Percentage of admissions with evidence to assess past medical history. APACHE, Acute Physiology And Chronic Health Evaluation; ICNARC, Intensive Care National Audit & Research Centre; ICU, intensive care unit; IQR, interquartile range; SD, standard deviation.