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Table 1 Variables included in the NEDOCS and mNEDOCS

From: The impact of a multimodal intervention on emergency department crowding and patient flow

Total patients in ED—the number of patients in the ED, at the time the score is calculated. This includes patients in all areas including waiting patients.

ED beds—the total number of ED beds that can be used to serve patients at the time the score is calculated.

# admits—the number of holdovers/admits, in the ED, at the time the score is calculated.

Total hospital beds—the total number of hospital beds.

For NEDOCS: # vent patients in ED—the number of patients on ventilators/respirators in the ED at the time the score was calculated.

For mNEDOCS: # critical care level 1 patients in ED—the number of patients who were being resuscitated or assigned the highest acuity level, at the time the score was calculated.

Longest admit boarding time (in ED)—the longest admit holdover/boarding (in hours) at the time the score was calculated.

Hrs longest wait in waiting room (last bed time)—the wait time (in hours) from arrival to bed for the last patient called for bed.