Table 1.

Hospital stays for lower limb orthopaedic surgery* and compliance with guidelines for surgical prophylaxis, Belgium, 1999–2010

Year	N hospitals	N stays	Stays with cefazolin, 2–8 g, no other antimicrobials
		100%	N	Per cent
1999	110	18 562	9802	53
2000	110	20 559	11 691	57
2001	110	21 790	12 597	58
2002	110	23 254	13 274	57
2003	110	24 606	14 823	60
2004	110	25 917	16 942	65
2005	110	27 756	18 551	67
2006	110	29 267	19 761	68
2007	108	30 727	21 336	69
2008	107	32 708	22 796	70
2009	106	34 256	23 930	70
2010	104	35 692	25 264	71

*APR-DRG 302, severity of illness 1 and 2.

APR-DRG, all-patient-refined diagnosis-related group.