Table 1.
Baseline sample characteristics: overall and stratified by number of chronic conditions.
| Total | Chronic conditions |
p | ||
|---|---|---|---|---|
| <6 | ≥6 | |||
| Sample n | 1,254 | 198 (15.8%) | 1,056 (84.2%) | |
| Age (%) | 0.434 | |||
| 65–70 years | 29.8 | 31.7 | 28.9 | |
| 71–80 years | 50.7 | 47.1 | 52.5 | |
| ≥80 years | 19.5 | 21.3 | 18.6 | |
| Sex, female (%) | 66.2 | 67.0 | 65.8 | 0.774 |
| Race, not white (%) | 58.1 | 53.1 | 60.6 | 0.073 |
| Enrolled ≥1 year (%) | 69.9 | 69.4 | 70.1 | 0.856 |
| Any Medicaid (%) | 51.3 | 40.8 | 56.8 | <0.001 |
| Chronic conditions, mean (SD) | 7.6 (3.6) | 4.0 (0.9) | 9.4 (3.1) | <0.001 |
| Baseline utilization | ||||
| Physician visits (%) | <0.001 | |||
| <6 | 38.7 | 61.0 | 27.6 | |
| 6–10 | 36.7 | 35.5 | 39.2 | |
| ≥11 | 24.7 | 7.5 | 33.2 | |
| Any inpatient hospitalization (%) | 19.4 | 12.4 | 22.9 | <0.001 |
| Any emergency room use (%) | 37.1 | 22.3 | 44.5 | <0.001 |
| Composite adverse outcome (%) | 42.2 | 27.8 | 49.4 | <0.001 |