Table 2.
Postoperative outcomes for patients undergoing total joint arthroplasty.
| Variable | Mets | No mets | P-value |
|---|---|---|---|
| Postoperative | |||
| Any complication | 12,583 (23.0) | 75,403 (15.9) | <.001 |
| Cardiac complication | 248 (0.5) | 1084 (0.2) | <.001 |
| Cardiac arrest requiring cardiopulmonary resuscitation | 67 (0.1) | 303 (0.1) | <.001 |
| Myocardial infarction | 198 (0.4) | 831 (0.2) | <.001 |
| Pulmonary complication | 553 (1.0) | 3087 (0.7) | <.001 |
| Pneumonia | 227 (0.4) | 1194 (0.3) | <.001 |
| Pulmonary embolism | 246 (0.4) | 1631 (0.3) | <.001 |
| On ventilator greater than 48h | 51 (0.1) | 183 (0.0) | <.001 |
| Unplanned intubation | 123 (0.2) | 477 (0.1) | <.001 |
| Hematological complication | 1403 (2.6) | 11,777 (2.5) | .242 |
| Bleeding requiring transfusion | 1103 (2.0) | 9288 (2.0) | .352 |
| Deep vein thrombosis | 311 (0.6) | 2588 (0.5) | .505 |
| Renal complication | 186 (0.3) | 492 (0.1) | <.001 |
| Progressive renal insufficiency | 114 (0.2) | 338 (0.1) | <.001 |
| Acute renal failure | 75 (0.1) | 155 (0.0) | <.001 |
| Wound complication | 953 (1.7) | 5443 (1.1) | <.001 |
| Wound disruption | 159 (0.3) | 800 (0.2) | <.001 |
| Superficial incisional SSI | 550 (1.0) | 3249 (0.7) | <.001 |
| Deep incisional SSI | 113 (0.2) | 582 (0.1) | <.001 |
| Organ/space SSI | 195 (0.4) | 1103 (0.2) | <.001 |
| Clavien-Dindo IV complicationa | 744 (1.4) | 3767 (0.8) | <.001 |
| Stroke/cerebrovascular accident | 70 (0.1) | 340 (0.1) | <.001 |
| Septic shock | 47 (0.1) | 192 (0.0) | <.001 |
| Sepsis | 159 (0.3) | 782 (0.2) | <.001 |
| Urinary tract infection | 534 (1.0) | 3155 (0.7) | <.001 |
| Discharge destination | <.001 | ||
| Home | 44,381 (81.1) | 416,052 (87.7) | |
| Nonhome | 10,328 (19.9) | 58,612 (12.3) | |
| Mortality | 96 (0.2) | 430 (0.1) | <.001 |
| 30 d readmission | 2282 (4.2) | 13,870 (2.9) | <.001 |
| 30 d unplanned reoperation | 905 (1.7) | 6181 (1.3) | <.001 |
| Length of stay | <.001 | ||
| >5 d | 3791 (6.9) | 20,392 (4.3) | |
| 0-5 d | 50,918 (93.1) | 454,272 (95.7) | |
Boldface values indicate statistical significance (P < .05).
a
Clavien-Dindo IV complications also include cardiac arrest, myocardial infarction, acute renal failure, stroke, sepsis, and pulmonary embolism.