|
Baseline characteristics and clinical risk conditions: ICU and ward |
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| Characteristic or condition |
All patients |
ICU admissions |
Non-ICU admissions |
Pa |
|
|
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| Number |
815 |
108 |
707 |
|
| Age, years; median (interquartile range) |
74 (55–83) |
66 (48–78) |
74 (56–84) |
<0.001 |
| Female sex, n (percentage) |
450 (55.2) |
61 (56.5) |
389 (55.0) |
0.836 |
| McCabe score |
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| Non-fatal |
618 (75.8) |
81 (75.0) |
537 (76.0) |
|
| Ultimately fatal |
178 (21.8) |
25 (23.1) |
153 (21.6) |
0.894 |
| Fatal |
19 (2.3) |
2 (1.9) |
17 (2.4) |
|
| Medical (versus surgical) admission |
663 (81.3) |
56 (51.9) |
607 (85.9) |
<0.001 |
| Clinical risk conditions, n (percentage) |
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| Sepsis |
704 (86.4) |
84 (77.8) |
620 (87.7) |
0.005 |
| Pneumonia |
233 (28.6) |
30 (27.8) |
203 (28.7) |
0.841 |
| Aspiration |
16 (2.0) |
1 (0.9) |
15 (2.1) |
0.709 |
| Trauma |
21 (2.6) |
3 (2.8) |
18 (2.5) |
0.751 |
| Transfusions |
9 (1.1) |
8 (7.4) |
1 (0.1) |
<0.001 |
| Pancreatitis |
75 (9.2) |
3 (2.8) |
72 (10.2) |
0.011 |
| Pulmonary contusion |
3 (0.4) |
2 (1.9) |
1 (0.1) |
0.048 |
| Shock |
59 (7.2) |
51 (47.2) |
8 (1.1) |
<0.001 |
| Other |
2 (0.2) |
2 (1.9) |
0 |
0.017 |
| Any pulmonary insult |
244 (29.9) |
34 (31.5) |
210 (29.7) |
0.707 |
| On day of clinical risk development, median (IQR) or n (percentage) |
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| SAPS II |
26 (18–33) |
40 (27–49) |
28 (22–35) |
<0.001 |
| MAP |
84 (74.8–95) |
70 (56–83) |
89 (77.8–100) |
<0.001 |
| GCS |
15 (15–15) |
15 (15–15) |
15 (15–15) |
0.647 |
| PaO2/FiO2, mmHg |
261.9 (221–310) |
217.1 (158–323) |
266.7 (238–314) |
<0.001 |
| Vasoactive drugs |
40 (4.9) |
40 (37.0) |
0 |
<0.001 |
| Mechanical ventilation |
46 (5.6) |
46 (42.6) |
0 |
<0.001 |
| Location (on ward) |
730 (89.6) |
23 (21.5) |
707 (100) |
<0.001 |
| MODS score |
1.0 (0–3) |
5 (3–7) |
2 (1–3) |
<0.001 |
| Days from hospital admission to insult |
0 (0–1) |
0 (0–5) |
0 (0–0) |
0.041 |
| ALI diagnosis |
20 (2.5) |
9 (8.3) |
11 (1.6) |
<0.001 |
| ARDS diagnosis |
33 (4.0) |
29 (26.8) |
4 (0.6) |
<0.001 |
|
ICU, intensive care unit; IQR, interquartile range; ALI, acute lung injury (PaO2/FiO2 200 to 300 mmHg); ARDS, acute respiratory distress syndrome; SAPS, simplified acute physiology score; MAP, mean arterial pressure; GCS, Glasgow coma score; PaO2, partial pressure of arterial oxygen; FiO2, fractional concentration of inspired oxygen; MODS, multiple organ dysfunction syndrome. aComparing ICU admissions with non-ICU admissions | ||||
Ferguson et al. Critical Care 2007 11:R96 doi:10.1186/cc6113 |
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