Table 1.
Patient characteristics and clinical outcomes by insurance type.
| Overall | Private | Medicare | Medicaid/Uninsured | P value | |
|---|---|---|---|---|---|
| Number (%)* | 6389 | 1517 (23.7) | 1224 (19.2) | 3648 (57.1) | |
| Age mean (SD) | 52.3 (14.7) | 48.4 (12.4) | 66.8 (11.0) | 49.1 (13.7) | <.001 |
| Sex | <.001 | ||||
| Female | 3367 (52.7) | 916 (60.4) | 577 (47.1) | 1874 (51.4) | |
| Male | 3022 (47.3) | 601 (39.6) | 647 (52.9) | 1774 (48.6) | |
| Race | .01 | ||||
| Black | 403 (6.3) | 90 (5.9) | 64 (5.2) | 249 (6.8) | |
| White | 5828 (91.2) | 1376 (90.7) | 1137 (92.9) | 3315 (90.9)` | |
| Unknown | 11 (0.2) | 4 (0.3) | 4 (0.3) | 3 (0.1) | |
| Other† | 147 (2.3) | 47 (3.1) | 19 (1.6) | 81 (2.2) | |
| Hispanic Ethnicity | 4289 (67.1) | 860 (56.7) | 670 (54.7) | 2759 (75.6) | <.001 |
| RAI (frailty) | <.001 | ||||
| Robust (≤20) | 4218 (66.0) | 1200 (79.1) | 327 (26.7) | 2691 (73.8) | |
| Normal (21-29) | 1544 (24.2) | 224 (14.8) | 657 (53.7) | 663 (18.2) | |
| Frail (30-39) | 512 (8.0) | 81 (5.3) | 195 (15.9) | 236 (6.5) | |
| Very Frail (≥40) | 115 (1.8) | 12 (0.8) | 45 (3.7) | 58 (1.6) | |
| Expanded OSS (surgical-induced physiologic stress level) | <.001 | ||||
| OSS1 (very low) | 143 (2.2) | 32 (2.1) | 17 (1.4) | 94 (2.6) | |
| OSS2 (low) | 1553 (24.3) | 280 (18.5) | 254 (20.8) | 1019 (27.9) | |
| OSS3 (moderate) | 3445 (53.9) | 866 (57.1) | 663 (54.2) | 1916 (52.5) | |
| OSS4 (high) | 1080 (16.9) | 293 (19.3) | 220 (18.0) | 567 (15.5) | |
| OSS5 (very high) | 168 (2.6) | 46 (3.0) | 70 (5.7) | 52 (1.4) | |
| CDIV Complications | 523 (8.2) | 86 (5.7) | 154 (12.6) | 283 (7.8) | <.001 |
CDIV = Clavien-Dindo Level IV, OSS = operative stress score, RAI = risk analysis index, SD = standard deviation.
*
Percent calculations by row, the rest of the percent calculations were by column.
†
Other included 2 American Indian or Alaska Natives, 3 Native Hawaiians or Other Pacific Islanders, 82 Asian, and 60 Multi-Racial.