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Table 2 Outcome and activity for admissions with chronic obstructive pulmonary disease by subgroup

From: Case mix and outcomes for admissions to UK adult, general critical care units with chronic obstructive pulmonary disease: a secondary analysis of the ICNARC Case Mix Programme Database

 

All (n = 3752)

I. Pneumonia (n = 775)

II. Right VF (n = 147)

III. Left VF (n = 142)

Outcome

    

   Mortality in the CMP unit (n [%]) [95% CI]

827 (23.1) [21.7–24.5]

183 (24.5) [21.5–27.8]

50 (34.7) [27.0–43.1]

33 (24.1) [17.2–32.1]

   Mortality in any hospital (n [%]) [95% CI]a

1322 (38.3) [36.7–40.0]

288 (40.1) [36.5–43.8]

73 (51.4) [42.9–59.9]

47 (36.4) [28.1–45.4]

Activity

    

   Length of stay

    

In CMP unit (days; median [IQR])

4.0 (1.6–9.4)

5.5 (2.2–11.8)

4.1 (1.4–9.1)

3.3 (1.2–7.3)

Any hospital (days; median [IQR])a

16 (9–29)

19 (10–33)

13 (6–22)

14 (8–27)

   Readmission within same hospital stay (n [%])

169 (4.5)

29 (3.7)

3 (2.0)

5 (3.5)

   Transferred in (n [%])b

529 (14.1)

144 (18.6)

10 (6.9)

19 (13.5)

   Transferred out (n [%])b,c

537 (18.6)

133 (22.7)

11 (11.3)

18 (17.0)

   Decision made to withdraw all active treatment (n [%])

422 (11.3)

88 (11.4)

31 (21.1)

16 (11.3)

   Time from unit admission to treatment withdrawal (days; median [IQR])d

3.7 (1.2–7.9)

5.0 (1.8–9.2)

4.0 (1.0–9.0)

3.0 (1.1–7.6)

   Time from treatment withdrawal to death(hours; median [IQR])e

3.3 (1.1–8.9)

3.3 (1.0–9.4)

4.3 (1.5–7.6)

3.9 (2.0–6.8)

  1. aExcluding 169 (4.5%) admissions who were readmissions to the intensive care unit (ICU) within the same hospital stay. bFrom/to another critical care unit. cPercentage of patients who were discharged from the unit alive. dCalculated on all admissions with a decision to withdraw active treatment. eCalculated on all admissions with a decision to withdraw active treatment, excluding 32 (7.6%) who were discharged from the unit alive. CI, confidence interval; CMP, Case Mix Programme; IQR, interquartile range; VF, ventricular failure.