Table 2

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


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)

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.

Wildman et al. Critical Care 2005 9(Suppl 3):S38   doi:10.1186/cc3719