Table 2.
Hospital encounter outcomes, resource utilization before and after propensity matching Abbreviations: ESRD; end stage renal disease, CABG; coronary artery bypass graft, PCI; percutaneous coronary intervention, pVADs; percutaneous left ventricular assist device, IABP; intra-aortic balloon pump.
| Variables no. (%) | Unmatched cohorts | Matched cohorts | ||||
|---|---|---|---|---|---|---|
| No ESRD (n = 1,115,790) |
ESRD (n = 27,360) |
p value | No ESRD (n = 25,055) |
ESRD (n = 25,125) |
p value | |
| In-hospital mortality | 126,285(11.3) | 8025(29.3) | <0.01 | 3980(15.9) | 7470(29.7) | <0.01 |
| Discharge disposition of surviving patients | ||||||
| Home | 695,635(70.3) | 7860(40.7) | <0.01 | 11,410(54.1) | 7235(410) | <0.01 |
| Short term hospital | 58,830(5.9) | 1970(10.2) | 1415(6.7) | 1740(9.9) | ||
| Another facility | 126,315(12.8) | 5850(30.3) | 4650(22.1) | 5375(30.4) | ||
| Home health | 99,165(10.0) | 3350(17.3) | 3355(15.9) | 3025(17.1) | ||
| In-hospital morbidities and procedures | ||||||
| PCI | 640,270(57.4) | 7010(25.6) | <0.01 | 10,410(41.5) | 6500(25.9) | <0.01 |
| CABG | 63,675(5.7) | 1255(4.6) | <0.01 | 1825(7.3) | 1110(4.4) | <0.01 |
| Thrombolytics | 19,045(1.7) | 435(1.6) | <0.01 | 385(1.5) | 420(1.7) | <0.01 |
| Thrombolytics at another facility (within 24 h) | 18,160(1.6) | 65(0.2) | <0.01 | 205(0.8) | 55(0.2) | |
| Vascular complications | 3990(0.4) | 150(0.5) | <0.01 | 100(0.4) | 130(0.5) | 0.05 |
| Tamponade | 3025(0.3) | 140(0.5) | <0.01 | 110(0.4) | 125(0.5) | 0.34 |
| Pericardiocentesis | 1825(0.2) | 115(0.4) | <0.01 | 70(0.3) | 105(0.4) | <0.01 |
| Cardiogenic shock | 122,970(110) | 4565(16.7) | <0.01 | 3475(13.9) | 4135(16.5) | <0.01 |
| pVADs | 8875(0.8) | 320(1.2) | <0.01 | 215(0.9) | 270(1.1) | <0.01 |
| IABP | 82,725(7.4) | 1895(6.9) | <0.01 | 2295(9.2) | 1735(6.9) | <0.01 |
| CPR | 45,425(4.1) | 3040(11.1) | <0.01 | 1550(6.2) | 2785(11.1) | <0.01 |
| Vasopressors use | 22,260(20) | 1050(3.8) | <0.01 | 815(3.3) | 990(3.9) | <0.01 |
| Stroke (after procedure) | 5105(0.5) | 130(0.5) | 0.67 | 110(0.4) | 110(0.4) | 0.99 |
| Severe disability surrogates | ||||||
| Mechanical ventilation | 144,265(12.9) | 8340(30.5) | <0.01 | 5285(21.1) | 7670(30.5) | <0.01 |
| PEG | 8750(0.5) | 520(0.7) | <0.01 | 345(1.4) | 480(1.9) | <0.01 |
| Trach | 10,265(0.9) | 895(3.3) | <0.01 | 495(20) | 775(3.1) | <0.01 |
| Resources utilization | ||||||
| Length of stay, mean (SD), days | 4.8(6.6) | 9.2(14.3) | <0.01 | 7.0(7.9) | 9.1(14.2) | <0.01 |
| Cost of hospitalization-mean (SD), $ | 93,181(117938) | 140,993(24217) | <0.01 | 115,941(136588) | 140,579(240251) | <0.01 |