Table 2. Outcomes on the LT Waiting List Stratified by Insurance Type.
| Outcome | No. (%) | P Value | |||
|---|---|---|---|---|---|
| Total (N = 705) | Kaiser Permanente (n = 349) | Other Private (n = 157) | Public (n = 199) | ||
| Time between MELD exceptions, median | |||||
| ≤120 d | 543 (77.0) | 289 (82.8) | 124 (79.0) | 130 (65.3) | <.001 |
| Only 1 exception | 138 (19.6) | 54 (15.5) | 28 (17.8) | 56 (28.1) | |
| >120 d | 24 (3.4) | 6 (1.7) | 5 (3.2) | 13 (6.5) | |
| Dropped out | 246 (36.9) | 100 (28.7) | 53 (33.8) | 93 (46.7) | <.001 |
| Owing to tumor progression or liver-related death | 174 (24.7) | 67 (19.2) | 41 (26.1) | 66 (33.2) | <.001 |
| Time from listing to dropout, median (IQR), mo | 7.80 (3.87-14.47) | 8.60 (4.63-17.03) | 7.80 (3.23-13.70) | 7.55 (3.80-13.73) | .50 |
| Received deceased donor LT | 416 (59.0) | 229 (65.6) | 99 (63.1%) | 88 (44.2) | .84 |
| Time from listing to deceased donor LT, median (IQR), mo | 15.5 (9.9-18.9) | 15.5 (10.1-18.6) | 14.6 (9.4-19.3) | 16.1 (10.7-19.3) | |
| Explant characteristics | |||||
| Within Milan criteria | 167 (44.5) | 94 (46.8) | 39 (44.3) | 34 (39.5) | .38 |
| No viable tumor | 122 (32.5) | 67 (33.3) | 30 (34.1) | 25 (29.1) | |
| Outside Milan criteria | 83 (22.1) | 38 (18.9) | 18 (20.5) | 27 (31.4) | |
| Metastatic disease | 3 (0.8) | 2 (1.0) | 1 (1.1) | 0 (0) | |
| Microvascular invasion present | 24 (6.4) | 13 (6.4) | 3 (3.4) | 8 (9.3) | .28 |
| Explant tumor grade | |||||
| Moderate | 151 (40.1) | 76 (37.6) | 38 (42.7) | 37 (43.0) | .47 |
| Completely necrotic | 122 (32.4) | 67 (33.2) | 30 (33.7) | 25 (29.1) | |
| Well differentiated | 73 (19.4) | 45 (22.3) | 11 (12.4) | 17 (19.8) | |
| Poor | 31 (8.2) | 14 (6.9) | 10 (11.2) | 7 (8.1) | |
| Time on waiting list, median (IQR), mo | 13.0 (6.5-18.2) | 14.0 (7.1-18.3) | 12.0 (6.2-18.3) | 12.3 (5.9-18.2) | .34 |
| Local-regional therapies, median (IQR), No. | 2 (1-4) | 2 (1-4) | 2 (1-3) | 2 (1-4) | .51 |
| Received transplant at outside hospital | 38 (5.4) | 26 (7.4) | 10 (6.4) | 2 (1.0) | .001 |
| Received live donor LT | 20 (2.8) | 10 (2.9) | 5 (3.2) | 5 (2.5) | .91 |
Abbreviations: IQR, interquartile range; LT, liver transplant; MELD, Model for End-Stage Liver Disease.