Characteristic | Matched care plan enrollees, no. (%)* n = 548 | Unmatched care plan enrollees, no. (%)* n = 52 | Standardized difference | Unmatched controls, no. (%)* n = 24 901 | Standardized difference |
---|---|---|---|---|---|
Female sex | 290 (52.9) | 23 (44.2) | 0.14 | 13 912 (55.9) | 0.05 |
Age, yr, mean ± SD | 67.7 ± 17.1 | 70.6 ± 15.9 | 0.17 | 50.5 ± 21.8 | 0.88 |
Comorbid conditions | |||||
Arthritis | 271 (49.5) | 30 (57.7) | 0.14 | 8434 (33.9) | 0.26 |
COPD | 244 (44.5) | 27 (51.9) | 0.12 | 4397 (17.7) | 0.48 |
Congestive heart failure | 182 (33.2) | 23 (44.2) | 0.19 | 1710 (6.9) | 0.52 |
Diabetes | 219 (40.0) | 28 (53.9) | 0.23 | 4646 (18.7) | 0.38 |
Neoplasm | 97 (17.7) | 8 (15.4) | 0.05 | 2201 (8.8) | 0.21 |
Psychiatric condition | 213 (38.9) | 27 (51.9) | 0.22 | 5725 (23.0) | 0.28 |
Renal failure | 173 (31.6) | 20 (38.5) | 0.12 | 1838 (7.4) | 0.48 |
Substance-related disorders | 122 (22.3) | 17 (32.7) | 0.20 | 3272 (33.9) | 0.19 |
Charlson comorbidity index | |||||
0 | 345 (63.0) | 18 (34.6) | 0.48 | 22 696 (91.1) | 0.54 |
1 | 95 (17.3) | 12 (23.1) | 0.12 | 1055 (4.2) | 0.32 |
2 | 61 (11.1) | 12 (23.1) | 0.28 | 658 (2.6) | 0.25 |
≥ 3 | 47 (8.6) | 10 (19.2) | 0.27 | 492 (2.0) | 0.22 |
Emergency department visits, no., mean ± SD | |||||
6 mo pre–index date | 4.3 ± 5.1 | 15.6 ± 22.0 | 0.71 | 2.7 ± 2.8 | 0.39 |
12 mo pre–index date | 7.6 ± 7.8 | 29.9 ± 37.1 | 0.83 | 4.4 ± 4.5 | 0.50 |
Inpatient admissions, no., mean ± SD | |||||
6 mo pre–index date | 1.4 ± 1.5 | 2.8 ± 2.5 | 0.70 | 0.3 ± 0.8 | 0.89 |
12 mo pre–index date | 2.3 ± 2.0 | 5.4 ± 4.0 | 0.97 | 0.5 ± 1.1 | 1.12 |
Inpatient length of stay, d, mean ± SD | |||||
6 mo pre–index date total | 11.6 ± 19.4 | 24.7 ± 29.8 | 0.52 | 2.2 ± 8.6 | 0.63 |
12 mo pre–index date total | 19.6 ± 27.3 | 43.3 ± 42.6 | 0.66 | 3.5 ± 12.7 | 0.76 |
6 mo pre–index date acute | 9.4 ± 14.1 | 21.5 ± 24.7 | 0.60 | 1.9 ± 6.7 | 0.68 |
12 mo pre–index date acute | 15.9 ± 19.2 | 37.6 ± 35.3 | 0.77 | 3.0 ± 9.5 | 0.85 |
6 mo pre–index date ALC | 2.2 ± 10.2 | 3.2 ± 12.3 | 0.09 | 0.3 ± 3.7 | 0.24 |
12 mo pre–index date ALC | 3.7 ± 15.6 | 5.7 ± 15.1 | 0.13 | 0.5 ± 6.4 | 0.27 |
Note: ALC = alternate level of care, COPD = chronic obstructive pulmonary disease, SD = standard deviation.
↵* Unless otherwise indicated.