Multicenter validation of a risk index for mortality, intensive care unit stay, and overall hospital length of stay after cardiac surgery. Steering Committee of the Provincial Adult Cardiac Care Network of Ontario.
Field | Value |
---|---|
Model ID | 95-009-01 |
Model Name | Ontario Province Risk (OPR) Score |
Pubmed ID | 7828293 |
First Author | Tu |
Journal | Circulation |
Year | 1995 |
Title | Multicenter validation of a risk index for mortality, intensive care unit stay, and overall hospital length of stay after cardiac surgery. Steering Committee of the Provincial Adult Cardiac Care Network of Ontario. |
Primary Index Condition | Cardiac Surgery |
Secondary Index Condition | N/A |
Outcome | Composite |
Model Sample Size | 6213 |
Cohort Sample Size | 6213 |
Number of Events | 229 |
Follow-Up Duration | Short (<3 months) |
AUROC | 0.76 |
Calibration Reported | 1 |
Covariates | Age <65; Age 65-74; Age >=75; Female sex; Left ventricular function: grade 1; Left ventricular function: grade 2; Left ventricular function: grade 3; Left ventricular function: grade 4; Type of surgery: CABG only; Type of surgery: single valve; Type of surgery: complex; Urgency of surgery: elective; Urgency of surgery: urgent; Urgency of surgery: emergency; Repeat operation |
Mesh Terms | To be updated |
Number of Validations | 16 |
External Validations
Yes | |
16 | |
0.697 |
1st Author | Year | Sample Size | AUC | Calibration | Relatedness |
---|---|---|---|---|---|
Leonard | 1999 | 367 | NR | Yes | Related |
Price | 2007 | 342 | NR | Yes | Mismatch |
Bridgewater | 1998 | 1774 | 0.6 | Yes | Related |
Tu | 1995 | 6885 | 0.66 | No | Closely Related |
Weightman | 1997 | 927 | 0.68 | No | Related |
Antunes | 2007 | 4567 | 0.683 | Yes | Related |
Weightman | 1997 | 927 | 0.69 | No | Related |
Tu | 1995 | 6885 | 0.69 | No | Closely Related |
Reed | 2003 | 1135 | 0.693 | Yes | Distantly Related |
Geissler | 2000 | 504 | 0.701 | Yes | Related |
Roque | 2005 | 762 | 0.71 | No | Distantly Related |
Fortescue | 2000 | 3261 | 0.71 | Yes | Related |
Tu | 1995 | 6885 | 0.75 | No | Closely Related |
Leonard | 1999 | 367 | 0.75 | Yes | Related |
Ivanov | 1999 | 7491 | 0.76 | Yes | Related |
Dupuis | 2001 | 2000 | 0.77 | Yes | Related |