Table 1 Demographic data
Period 1 | Period 2 | Period 3 | Period 4 | Total | p value (period 1 vs 4) | |
|---|---|---|---|---|---|---|
Control group | Modified Cheatham technique | FoleyManometer | FoleyManometerLV | |||
2000-2001 | 2002-2003 | 2004-2005 | 2006-2007 | |||
Patients (n) | 2,046 | 1,480 | 1,261 | 1,103 | 5,890 | - |
Age (years) | 66 ± 17.5 | 65 ± 16.2 | 65 ± 16.3 | 63 ± 18.7 | 65 ± 17.1 | NS |
SAPS-II | 24.4 ± 21.5 | 30.1 ± 20.4 | 32.4 ± 18.7 | 34.9 ± 18.7 | 29.8 ± 20.4 | < 0.001 |
ICU days | 8,045 | 7,265 | 7,584 | 7,161 | 30,055 | - |
MV days | 2,988 | 3,343 | 3,192 | 3,785 | 13,308 | - |
%MV (days) | 37.1% | 46% | 42.1% | 52.9% | 44.32% | < 0.001 |
IAP patients | 28 (1.4%) | 146 (9.9%) | 422 (33.5%) | 501 (45.4%) | 1,097 (18.6%) | < 0.001 |
MV patients | 381 (18.6%) | 404 (27.3%) | 418 (33.1%) | 449 (40.7%) | 1,652 (28.1%) | < 0.001 |
ICU stay (days) | 4.1 ± 7.3 | 4.3 ± 7.6 | 5.1 ± 8.7 | 7.1 ± 16.6 | 5.3 ± 11 | < 0.001 |
Predicted mortality | 16.5% ± 23.8 | 20.5% ± 25 | 21.2% ± 25.6 | 24.3% ± 26.3 | 20.1% ± 25.2 | < 0.001 |
ICU mortality | 11% | 12.7% | 15.2% | 17.4% | 13.5% | < 0.001 |