Table 2. Unadjusted Descriptive Statistics on Emory Employee HPI vs. Non-HPI Population.
| Emory Employee HPI Population | Emory Employee Non-HPI Population | |||||
|---|---|---|---|---|---|---|
|
|
|
|||||
| Year 2008 | Year 2009 | Year 2010 | Year 2008 | Year 2009 | Year 2010 | |
|
|
|
|||||
| Population (Unique Members) | 548 | 551 | 538 | 22,161 | 22,223 | 22,679 |
|
|
|
|||||
| Health Plan Member Months | 6,431 | 6,529 | 6,342 | 232,835 | 240,259 | 241,266 |
|
|
|
|||||
| Active Employment Months | 6,165 | 6,329 | 6,185 | 196,156 | 205,394 | 208,472 |
|
|
|
|||||
| Plan Type as % | ||||||
|
|
|
|||||
| CDHP | 4.2% | 5.1% | 6.5% | 2.0% | 2.9% | 3.8% |
|
|
|
|||||
| POS | 68.4% | 69.0% | 93.3% | 66.6% | 67.3% | 94.5% |
|
|
|
|||||
| PPO | 27.4% | 26.0% | 0.2% | 31.5% | 29.8% | 1.7% |
|
|
|
|||||
| Demographics | ||||||
|
|
|
|||||
| Percent Male | 31.9% | 31.9% | 31.4% | 32.7% | 32.6% | 32.8% |
|
|
|
|||||
| Mean Age in 2008 | 46.7 | 46.6 | 46.5 | 42.8 | 42.3 | 41.6 |
|
|
|
|||||
| Age 20-29 % in 2008 | 4.9% | 5.1% | 5.2% | 17.4% | 19.4% | 21.5% |
|
|
|
|||||
| Age 30-39 % in 2008 | 21.2% | 21.4% | 21.0% | 28.0% | 26.9% | 26.2% |
|
|
|
|||||
| Age 40-49 % in 2008 | 30.7% | 30.5% | 31.0% | 24.3% | 24.2% | 23.8% |
|
|
|
|||||
| Age 50-59 % in 2008 | 35.6% | 35.4% | 35.1% | 19.3% | 19.0% | 18.3% |
|
|
|
|||||
| Age 60+ % in 2008 | 7.7% | 7.6% | 7.4% | 10.8% | 10.2% | 9.5% |
|
|
|
|||||
| Employee Type as % | ||||||
|
|
|
|||||
| Active Full Time | 95.8% | 96.2% | 97.8% | 84.9% | 86.0% | 87.1% |
|
|
|
|||||
| Active Part Time Seasonal | 3.6% | 2.7% | 0.7% | 7.7% | 7.6% | 6.2% |
|
|
|
|||||
| COBRA Continuee | 0.0% | 0.0% | 0.0% | 0.6% | 0.0% | 0.0% |
|
|
|
|||||
| Early Retiree | 0.0% | 0.4% | 0.4% | 0.6% | 0.5% | 0.5% |
|
|
|
|||||
| Medicare Eligible Retiree | 0.0% | 0.2% | 0.4% | 3.7% | 3.8% | 3.9% |
| Other/Unknown | 0.5% | 0.5% | 0.7% | 2.5% | 2.2% | 2.3% |
|
|
|
|||||
| Comorbidity Burden and Healthcare Utilization | ||||||
|
|
|
|||||
| Charlson Comorbidity Index Mean | 0.15 | 0.15 | 0.16 | 0.23 | 0.25 | 0.23 |
|
|
|
|||||
| ED Visits per 1000 members | 31.7 | 38.6 | 54.9 | 76.5 | 73.5 | 56.3 |
|
|
|
|||||
| Hospital Stays per 1000 members | 14.9 | 33.1 | 49.2 | 58.5 | 56.6 | 59.9 |
|
|
|
|||||
| Average Length of Stay in days | 2.5 | 2.9 | 3.6 | 4.1 | 3.7 | 3.5 |
|
|
|
|||||
| Professional Encounters Mean PMPY | 11.5 | 12.3 | 11.1 | 10.3 | 10.8 | 10.0 |
|
|
|
|||||
| Prescriptions Filled Mean PMPY | 11.6 | 12.0 | 11.7 | 12.1 | 12.7 | 12.2 |
|
|
|
|||||
| Mean Expenditures - Per Member Per Month | ||||||
|
|
|
|||||
| Total | $ 329.15 | $ 389.10 | $ 404.16 | $ 406.73 | $ 437.03 | $ 414.07 |
|
|
|
|||||
| Facility | $ 80.07 | $ 117.95 | $ 135.88 | $ 154.62 | $ 168.15 | $ 159.57 |
|
|
|
|||||
| Professional | $ 155.10 | $ 169.37 | $ 168.72 | $ 148.17 | $ 157.75 | $ 143.41 |
|
|
|
|||||
| Pharmacy | $ 93.98 | $ 101.78 | $ 99.55 | $ 104.37 | $ 111.13 | $ 111.08 |
|
|
|
|||||
Only Emory members identified as policy holders in the insurance enrollment file were counted as employees and included in study population
Individual person-member-months with no medical coverage indicated in the insurance enrollment file were excluded from the study population
One individual outlier who had 189 inpatient hospital facility encounters in 2010 for mental health treatment was excluded from the study population