Table 1.

Participating Hospital Characteristics

Hospital ID	Bed Size	Location and teaching status	Unit type/characteristics	MD staffing model
Site 1	200	Urban community hospital	A 37-bed general care unit laid out in L shape and 1 separate hall	Hospitalists co-located with nurses on a unit
Site 2	600	Urban academic medical center	A 10-bed transplant unit laid out in a single short, narrow hall	Teaching teams
			A 32-bed telemetry unit laid out in U shape
Site 3	100	Urban VA Hospital affiliated with academic medical center	A 14-bed general care unit laid out in T shape	Teaching and hospitalist teams
Site 4	600	Urban community hospital	A 16-bed general care unit specializing in oncology care, laid out in U shape	Hospitalists covering multiple units