|
Summary of existing international multicentre literature on case mix and outcomes for admissions to critical care units |
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| Project IMPACT (US) [26] |
APACHE III (US) [14] |
Brazil APACHE III Study [27] |
ENASSG (US/Europe) [22] |
EURICUS-I (Europe) [28] |
|
|
|
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| Admissions |
40,435 |
17,440 |
1734 |
14,745 |
10,027 |
| Units |
55 |
42 |
10 |
137 |
89 |
| Mean age |
59.9 |
59 |
52 |
57.2 |
59.3 |
| Male (%) |
54.3 |
44.8 |
62 |
59.6 |
- |
| Surgical status (%) |
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| Nonsurgical |
64.1 |
57.7 |
64.2 |
48.4 |
55.9 |
| Elective |
22.5 |
33.3 |
22.7 |
31.2 |
24.3 |
| Emergency |
13.4 |
9.0 |
13.1 |
19.6 |
19.8 |
| Risk model |
SAPS II |
APACHE III |
APACHE III |
All |
SAPS II |
| Mean probability |
- |
0.165* |
0.204 |
- |
0.223 |
| Mortality (%) |
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| Unit |
- |
- |
29 |
- |
13.9 |
| Hospital |
18.2 |
16.5 |
34 |
21.8 |
20.0 |
|
|
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| NICE (Netherlands) [29] |
ASDI (Austria) [30] |
PAEEC (Spain) [31] |
PSSSG (Portugal) [32] |
JSICM (Japan) [33] |
|
|
|
|||||
| Admissions |
55,016 |
25,998 |
12,174 |
984 |
5,107 |
| Units |
18 |
31 |
86 |
19 |
33 |
| Mean age |
- |
62.1 |
57.7 |
55.4 |
58.3 |
| Male (%) |
65.1 |
58.3 |
68 |
67.7 |
64.5 |
| Surgical status (%) |
|||||
| Nonsurgical |
23.2 |
41.5 |
75.9 |
68.2 |
40.8 |
| Elective |
65.4 |
34.1 |
13.7 |
19.6 |
49.4 |
| Emergency |
11.4 |
24.4 |
10.4 |
12.2 |
9.8 |
| Risk model |
APACHE II |
SAPS II |
APACHE III |
APACHE II |
APACHE III |
| Mean probability |
0.25† |
0.193 |
0.198 |
0.335 |
0.181 |
| Mortality (%) |
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| Unit |
13.3† |
- |
- |
24.5 |
- |
| Hospital |
20.9† |
17.6 |
21.2 |
32.0 |
18.2 |
|
APACHE, Acute Physiology and Chronic Health Evaluation; ASDI, Austrian Center for Documentation and Quality Assurance in Intensive Care Medicine; ENASSG, European/North American Severity Study Group; EURICUS, European Study of Intensive Care Units; JSICM, Japanese Society of Intensive Care Medicine; NICE, National Intensive Care Evaluation; PAEEC, Project for the Epidemiological Analysis of Critical Care Patients; PSSSG, Portuguese Severity Scores Study Group; SAPS, Simplified Acute Physiology Score; -, not available from published report(s). * Observed and expected mortality are identical as this database represents the development population for the APACHE III model. † APACHE II mortality probability and mortality figures reported for 24,329 admissions eligible for APACHE II. | |||||
Harrison et al. Critical Care 2004 9(Suppl 3):S1 doi:10.1186/cc3745 |
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