Table 1.
Hospital Characteristics by Increasing Adjusted LTAC Utilization After Critical Illness for Hospitals With at Least One LTAC in the HRR
| Variable | No LTAC Utilization (n = 798) | Low LTAC Utilization; <2.5% Utilization; (n = 1,307) | High LTAC ≥2.5% (n = 564) | P |
|---|---|---|---|---|
| Critical care admissions | 94 (23–201) | 417 (234–788) | 385 (202–748) | <.001 |
| Bed size | 40 (25–84) | 167 (102–296) | 195 (113–316) | <.001 |
| Ownership | ||||
| Nonprofit | 409 (51.2) | 843 (64.5) | 300 (53.2) | <.001 |
| For-profit | 122 (14.3) | 274 (21.0) | 185 (32.8) | |
| Government | 267 (33.5) | 190 (14.5) | 79 (14.0) | |
| Teaching statusa | ||||
| Nonteaching | 726 (90.1) | 832 (63.7) | 333 (59.0) | <.001 |
| Small teaching | 51 (6.4) | 317 (24.3) | 165 (29.3) | |
| Large teaching | 21 (2.6) | 158 (12.1) | 66 (11.7) | |
| MSA size | ||||
| <100,000 | 505 (63.3) | 299 (22.9) | 63 (11.2) | <.001 |
| 100,000 to 1 million | 126 (15.8) | 363 (27.8) | 175 (31.0) | |
| >1 million | 167 (20.9) | 645 (49.4) | 326 (57.8) | |
| LTAC in hospital | 0 (0.0) | 65 (5.0) | 141 (25.0) | <.001 |
| Distance to nearest LTAC | 42.9 (23.9–72.4) | 13.0 (4.2–30.4) | 2.5 (0.1–7.4) | <.001 |
| Certificate of need law in state | 324 (40.6) | 713 (54.6) | 169 (30.0) | <.001 |
| Per capita LTAC beds in HRR | ||||
| 1–<200 | 685 (85.8) | 1094 (83.7) | 90 (51.4) | <.001 |
| 200–400 | 90 (11.3) | 156 (11.9) | 146 (25.9) | |
| >400 | 23 (2.9) | 57 (4.4) | 128 (22.7) |
Note: All values are given as median (interquartile range) or frequency (percentage). Utilization rates are adjusted for case-mix. LTAC = long-term acute care hospital; MSA = metropolitan statistical area size; HRR = Dartmouth Atlas hospital referral region.
a
Teaching status categorized by resident-to-bed ratio (nonteaching = 0, small teaching = >0 and <0.25, large teaching = ≥0.25).