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Table 4 Procedures predictive of prolonged length of stay (LOS)

From: A time and motion study of patients presenting at the accident and emergency department at Mater Dei Hospital

Causes of Prolonged LOS Number Mean LOS (hrs) T test P value
  Yes No Yes No   
Presented at ED between 0200 and 1400 377 349 03:34 03:57 -2.335 0.002
Laboratory tests ordered in area 171 569 05:10 03:40 4.980 < 0.001
Imaging ordered in area 514 224 04:31 03:51 3.100 0.002
Seen by senior for admission/discharge 162 564 04:44 03:28 6.275 < 0.001