Fig. 5From: Emergency department crowding and length of stay before and after an increased catchment areaPercentage of emergency department patients experiencing crowding* between 12 AM and 10 PM per year, 2010–2015, n = 113,833. * High or critical operational level. High operational level: 25–34/ 35–44 patients in the ED (2010/ 2011–2015). Critical operational level: ≥ 35/ ≥ 45 patients in the ED (2010/ 2011–2015)Back to article page