Arrivals per hour 10

Patient acuity mix

Speed

Both designs receive the identical patients — same arrival times, acuities, and treatment durations. Same footprint, same resources: 16 treatment spaces, 2 triage, 3 physicians. Only the architecture differs.

Design A — Conventional

Single waiting room · one shared bay corridor · pooled physicians

16 bays · 2 triage · 3 physicians (pooled)

Door-to-doc (med)

—

Length of stay

—

Patients seen

—

Walked out (LWBS)

—

Waiting now

—

Space utilization

—

Design B — Split-flow

Fast-track zone for minor cases · two acute pods · dedicated fast-track physician

12 acute bays + 4 fast-track · 2 triage · 3 physicians (1 fast-track)

Door-to-doc (med)

—

Length of stay

—

Patients seen

—

Walked out (LWBS)

—

Waiting now

—

Space utilization

—

Head-to-head

ESI 1 — resuscitation ESI 2 — emergent ESI 3 — urgent ESI 4 — less urgent ESI 5 — non-urgent

Waiting census across the shift

Design A — Conventional Design B — Split-flow