Fig. 3: Transition to ‘green’ (COVID low-risk) theatres.

Change over time during the ‘study period, showing an increase in the number of operations performed in a ‘green’ (COVID low-risk) versus ‘red’ (COVID high-risk) zone.

Change over time during the ‘study period, showing an increase in the number of operations performed in a ‘green’ (COVID low-risk) versus ‘red’ (COVID high-risk) zone.