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Table 2 Interaction of work shift and weekday/weekend, odds ratio

From: Crowding in the emergency department in the absence of boarding – a transition regression model to predict departures and waiting time

  Weekdaya Weekenda
Day shift 1 1.002 (100%)
Evening shift 1.103 (91%) 1.273 (79%)
Night Shift 1.145 (87%) 1.082 (92%)
  1. Overall test for interaction p < 0.0001. aNumbers in parentheses gives the expected change in waiting time corresponding to the odds ratio