Emergency department crowding and mortality in 14 Swedish emergency departments, a cohort study leveraging the Swedish Emergency Registry (SVAR)
Fig 2
Categorization of crowding exposure into crowding categories.
All patients are ranked depending on their exposure and categorized into the three crowding categories. In the primary analysis including all ED’s, the threshold between the reference category and moderate category of crowding was 1.15. The threshold between the moderate and high category was 1.42.