Table 3.
Clinical outcomes for TAVR and SAVR by HHI categorya
| In-hospital mortality | Hospital LOS (days) | Discharge to Home | |||||
|---|---|---|---|---|---|---|---|
| Patient Population | Market Competition | N (%) | OR (95% CI) | Mean (SD) | Diff (95% CI) | N (%) | OR (95% CI) |
| TAVR and SAVR | High | 398 (3.05) | 0.95 (0.79-1.30) | 9.89 (9.02) | 0.020 (−0.74, 0.79) | 3923 (30.1) | 2.39 (1.23-4.66) |
| Moderate | 232 (3.78) | 1.12 (0.85-1.48) | 9.72 (8.81) | −0.31 (−1.00,0.38) | 1876 (30.6) | 1.38 (0.75-2.54) | |
| Low | 556 (3.27) | ref | 9.62 (7.91) | ref | 4134 (24.34) | ref | |
| TAVR | |||||||
| High | 135(4.43) | 1.15 (0.69-1.91) | 8.17 (6.65) | −0.20 (−1.33, 0.93) | 943 (30.9) | 2.18 (0.93-5.11) | |
| Moderate | 37 (5.51) | 1.40 (0.85-2.33) | 8.76 (8.81) | 0.66 (−0.43, 1.76) | 161 (24.0) | 0.92 (0.41-2.06) | |
| Low | 71 (3.86) | ref | 7.50 (6.64) | ref | 478 (26.0) | ref | |
| SAVR | |||||||
| High | 263 (2.63) | 0.92 (0.66-1.29) | 10.4 (9.6) | 0.16 (−0.62, 0.95) | 2980 (29.83) | 2.27 (1.15-4.50) | |
| Moderate | 195 (3.57) | 1.11 (0.83-1.47) | 9.84 (8.8) | −0.39 (−1.10,0.31) | 1715 (31.4) | 1.44 (0.77-2.68) | |
| Low | 485 (3.20) | ref | 9.88 (8.01) | ref | 3656 (24.1) | ref | |
a
Results of multi-level generalized linear mixed modeling, adjusting for patient- and hospital-level factors, as well as time. Hospital modeled as random effect.