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. 2021 Jun 22;13:257–263. doi: 10.2147/OAEM.S305885

Table 3.

Regression Analysis for Length of Stay in High-Crowded ED

B Std. Error p-value
(Constant) 400.588 21.598 0.000
Female −65.708 7.548 0.000
Age categories:
Age 15–29 −78.862 9.844 0.000
Age 30–44 −74.617 11.661 0.000
Age 45–59 −38.590 15.172 0.011
Age 60–74 29.815 21.079 0.157
Age above 75 63.262 38.615 0.101
Saudi 33.604 11.017 0.002
Triage levels:
Triage 1 77.976 515.046 0.880
Triage 2 −4.699 230.653 0.984
Triage 3 127.076 21.801 0.000
Triage 4 92.433 8.275 0.000
Chief Complaint:
Abdominal and chest pain 58.347 15.659 0.000
Fever −1.730 16.745 0.918
Cough and cold −8.328 16.321 0.610
Trauma and Cutwound 57.210 19.531 0.003

Notes: Reference categories: Gender: male; Age: <15 years; Nationality: non-Saudi; Triage level: triage 5; Chief complaint: patients with pregnancy issue complaints.