Statistical Profile — BRIGHAM AND WOMENS HOSPITAL
CCN 220110 | SUFFOLK, MA | 6 outlier flags
🛡️ Public data only — no PHI permitted on this instance.
812
Beds
$2.80B
Net Revenue
-32.6%
Op Margin
101.3%
Occupancy
6
Outlier Flags
Statistical Outliers (6)
Metrics where this hospital is >2 standard deviations from the national mean. Investigate in diligence — could signal operational issues or data quality problems.
- Beds: +3.7σ above national mean
- Net Patient Revenue: +5.5σ above national mean
- Operating Expenses: +7.2σ above national mean
- Net Income: -6.2σ below national mean
- Gross Patient Revenue: +4.3σ above national mean
- Total Patient Days: +5.2σ above national mean
Statistical Profile — All Variables
Each metric compared to national (n=6,123) and MA (n=99) peers. Z-score shows standard deviations from national mean.
| Metric | Hospital | Nat'l Median | MA Median | Z-Score | Nat'l %ile | State %ile |
|---|---|---|---|---|---|---|
| Beds | 812 | 63 | 125 | +3.72σ | P99 ▲ | P98 ▲ |
| Net Patient Revenue | $2.80B | $59.7M | $149.8M | +5.52σ | P100 ▲ | P98 ▲ |
| Operating Expenses | $3.71B | $62.7M | $150.2M | +7.16σ | P100 ▲ | P98 ▲ |
| Net Income | $-911.2M | $-2.1M | $-15.4M | -6.24σ | P0 ▼ | P2 ▼ |
| Gross Patient Revenue | $9.12B | $186.6M | $360.1M | +4.32σ | P99 ▲ | P98 ▲ |
| Total Patient Days | 301,660 | 12,073 | 32,860 | +5.25σ | P99 ▲ | P98 ▲ |
| Medicare Day % | 31.9% | 30.9% | 33.5% | -0.10σ | P52 | P44 |
| Medicaid Day % | 9.4% | 5.1% | 9.4% | -0.01σ | P70 | P49 |
| Operating Margin | -32.6% | -4.8% | -12.2% | -1.30σ | P11 | P17 |
| Revenue per Bed | $3.4M | $1.2M | $1.4M | +1.01σ | P94 ▲ | P92 ▲ |
| Occupancy Rate | 101.3% | 53.7% | 70.6% | +1.95σ | P100 ▲ | P98 ▲ |
| Commercial Payer % | 58.7% | 61.2% | 53.7% | -0.02σ | P45 | P64 |
| Net-to-Gross Ratio | 30.7% | 33.3% | 43.6% | -0.37σ | P44 | P10 |
| Expense per Bed | $4.6M | $1.2M | $1.5M | +1.24σ | P97 ▲ | P93 ▲ |
| Revenue per Patient Day | 9,277 | 7,054 | 5,549 | -0.04σ | P62 | P85 |
| Payer Diversity Index | 0.545 | 0.473 | 0.530 | +0.76σ | P83 | P62 |
Multi-Variable Regression Residuals
For each key metric, the national regression model predicts a value. The residual shows how much this hospital over/under-performs after controlling for all other variables.
| Target | Model R² | Actual | Predicted | Residual |
|---|---|---|---|---|
| Net Patient Revenue | 74.0% | $2.80B | $2.56B | +0.93σ |
| Operating Margin | 2.1% | -0.3256 | 0.0665 | -2.06σ |
| Occupancy Rate | 44.3% | 1.0133 | 1.6938 | -3.73σ |
| Revenue Per Bed | 2.6% | $3.4M | $4.0M | -0.30σ |
| Net To Gross Ratio | 22.4% | 0.3070 | 0.2378 | +0.40σ |