Author, Tool, Country Year | Tool Components/ Variables (Weighting/Points) | Prediction Outcome (Follow-up) | Tool Development (# patients) | Tool Validation (# patients/#ICU) | Sensitivity (%) | Specificity (%) | LR+ | LR- | AUROC (95% CI) |
---|---|---|---|---|---|---|---|---|---|
Gajic 'SWIFT Score' USA, 2008 | Source of ICU admission (Other than ED: 8 pt) ICU length of stay (2 to 10 d: 1 pt, >10 d: 4 pt) Last measured PaO2/FiO2 ratio (150 to 399: 5 pt, 100 to 149: 10 pt, <100: 13 pt) GCS at ICU discharge (11 to 14: 6 pt, 8 to 10: 14 pt, <8: 24 pt) Last PaCO2 (>45 mmHg: 5 pt) | Readmission (7 days) | Multivariate (1,131) | Internal (783/1) External (708/1) | 56 27 | 83 87 | 3.09 2.13 | 0.56 0.84 | 0.75 (0.70 to 0.80) 0.70 (0.64 to 0.76) |
Frost Australia, 2010 | Age (years: 0 to 8 pt) Male (2 pt) Elective admission (12 pt) Admission source (ED: 9 pt, Other hospital: 10 pt, Ward: 15 pt) APACHE II score (0 to 20 pt) ICU length of stay >7 days (17 pt) After hours discharge (4 pt) Renal failure (10 pt) | Readmission (Hospital Discharge) | Multivariate (14,952) | Internal‡ (14,952/1) | n/a | n/a | n/a | n/a | 0.66 (n/a) |
Reini Sweden, 2012 | Pulse rate (0 to 3 pt) Respiratory rate (0 to 3 pt) Systolic blood pressure (0 to 3 pt) Level of consciousness (0 to 3 pt) Temperature (0 to 2 pt) | Readmission (72 hours) | Existing Score | External (518) | 15δ | 85δ | 1.01δ | 0.99δ | OR 0.98 (0.69 to 1.37)¶ |
Badawi USA, 2012 | 23 variablesλ | Readmission (48 hours) | Multivariate (469,967) | Internal (234,976/219) | 6 to 96ψ | 19 to 99ψ | 1.19 to 5.72ψ | 0.19 to 0.95ψ | 0.71 (0.71 to 0.71) |
 | 26 variables§ | Mortality (48 hours) | Multivariate (469,967) | Internal (234,976/219) | 47 to 82ψ | 87 to 99ψ | 6.44 to 55ψ | 0.20 to 0.53ψ | 0.92 (0.92 to 0.92) |
Daly United Kingdom, 2002 | β coefficients†Age per year (0.0532) Chronic Health Points (0.2501) ICU length of stay per day (0.0447) Acute Physiology points (0.1556) Cardiothoracic surgery (-2.104) Constant (-4.5821) | Mortality (Hospital Discharge) | Multivariate (5,475) | Internal (1,136/1) External (7,313/19) | 74 | 71 | 2.55 | 0.37 | 0.80 (0.79 to 0.81)θ |
Fernandez 'Sabadell Score' Spain, 2006 and 2010 | Subjective intensive care physician scoring: Good Prognosis (0) Poor long term prognosis, >6 months (1) Poor short term prognosis, <6 months (2) Death expected within hospitalization (3) | Mortality (Hospital Discharge) | Existing Score Modified | Internal (1,521/1) External (3,587/31) | 23 to 87 26 to 85 | 79 to 99 71 to 99 | 4.14 to 23 2.93 to 26 | 0.16 to 0.78 0.21 to 0.75 | 0.88 (0.84 to 0.93) 0.84 (0.81 to 0.87) |
Ouanes 'MIR' France, 2012 | β coefficients†SAPS II (admission) (0.017) Central venous catheter (0.74) SIRS (max) (0.61) SOFA (discharge) (0.19) Discharge at night (0.92) Constant (-5.59) | Readmission or mortality (7 days) | Multivariate (3,462) | Internal‡ (3,462/4) | 50 to 96α | 19 to 82α | 1.19 to 2.78α | 0.21 to 0.61α | 0.74 (0.68 to 0.79) |