Ambulance Patient Offload Times for San Francisco Hospitals

Aggregated metrics of ambulance patient offload time for transports to San Francisco hospitals. The dataset is updated monthly by the San Francisco Emergency Medical Services Agency and includes the 90th percentile of APOT and patient counts by APOT category. Data is aggregated by hospital and month, with systemwide totals also provided.

Use Cases

• Benchmark hospital emergency department offload performance based on the 90th percentile APOT metric.
• Analyze monthly trends in ambulance patient handoff delays based on aggregated time-series data.
• Identify hospitals with high volumes of patients in specific offload time categories mentioned in the description.

Strengths

• Data is updated monthly, as stated in the description.
• Includes a specific, legally defined metric (APOT) with a provided source link.
• Contains aggregated data at both hospital and systemwide levels.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data may reflect geographic bias inherent to San Francisco.

Provenance

Source

San Francisco Emergency Medical Services Agency.

Collection Method

Aggregated from EMS patient care reports received from a state database.

Freshness

Updated monthly; last metadata update was 2026-03-15.

Geography

San Francisco, California, USA.