Table 1.
Patient demographics, comorbidities (identified by ICD-9 codes), and VHA utilization among Veterans enrolled in primary care in 2016, by CAN score percentile
| Top 1% N = 18,056 |
Top 5% N = 100,795 |
Top 10% N = 179,520 |
Top 25% N = 1,718,558 |
|
|---|---|---|---|---|
| Count (%) of deaths during FY2016 | 11,121 (61.6) | 31,630 (31.4) | 30,327 (16.9) | 81,514 (4.7) |
| Mean probability of death within a year | 0.52 | 0.26 | 0.13 | 0.04 |
| Mean diagnosis count | 5.3 | 3.9 | 2.8 | 2.0 |
| Mean age | 82.8 | 81.6 | 80.4 | 73.8 |
| Men (%) | 99.1 | 98.8 | 98.7 | 97.9 |
| Hypertension (%) | 75.6 | 69.8 | 64.5 | 62.2 |
| COPD (%) | 53.9 | 39.7 | 29.2 | 20.0 |
| Diabetes (%) | 41.9 | 41.3 | 37.4 | 35.4 |
| Dementia (%) | 28.2 | 22.4 | 13.2 | 4.0 |
| Depression (%) | 28.2 | 21.3 | 16.2 | 16.3 |
| Mean body mass index (BMI) | 27.6 | 28.3 | 28.9 | 30.5 |
| Mean hospitalization in a year | 1.7 | 1.0 | 0.6 | 0.3 |
| Mean mental health visits/year | 2.1 | 2.9 | 3.3 | 5.4 |
| Mean primary care visits/year | 8.8 | 9.6 | 8.7 | 8.4 |
| Mean emergency visits/year | 2.1 | 1.1 | 0.7 | 0.4 |