||Maryland Health Services Cost Review Commission (HSCRC), Research Level Statewide Outpatient Data Files
||Number of emergency department visits when the primary payor is self-pay or no charge
||Total number of emergency department visits
|Reporting Threshold (*)
||Numerator <50 OR Denominator <1000. Rate not reported if below threshold.
||(Numerator/Denominator)*100; Single-year calculation
||All races/ ethnicities (aggregated)
||Data are of Maryland residents seeking care at a Maryland hospital. Data may be underreported, especially in counties contiguous to DC.