Table 8.

DEA results where admissions have been adjusted for decubitus ulcers in an input-oriented CRS model for Dutch hospitals (n = 59)

Efficiency level	2005	2006	2007	2008	2009	2010
1,0	16	15	12	10	11	7
≥0,9–<1,0	15	12	18	20	13	12
≥0,8–<0,9	20	23	22	21	19	18
≥0,7–<0,8	6	7	5	7	11	18
≥0,6–<0,7	2	2	2	1	5	4
≥0,5–<0,6	0	0	0	0	0	0
Average efficiency	0,90	0,90	0,89	0,90	0,86	0,84
SD efficiency	0,09	0,09	0,09	0,09	0,10	0,10