Fig. 2
Infection incidence per 1000 resident days in nursing homes by study period1 (n = 640,486 resident days). Baseline: October 2016–December 2016, Follow-up 1: January 2017–April 2017, Follow-up 2: May 2017–October 2017. 1For comparison, incidence registered by the Dutch surveillance network for infectious diseases in nursing homes (SNIV) is also depicted (grey dotted line). FU: Follow-up