Figure 2From: A model to prioritize access to elective surgery on the basis of clinical urgency and waiting time SWALIS waiting times distribution within URGs (cross – sectional). Histograms show the cross sectional frequency distribution of patients present in the list at an index day within each URG (A1, A2, B, C and D). Each bar represents the count of patients (frequency) grouped by periods of waited days on scaled X-axis. URGs classification is shown in Table 1.Back to article page