Table 4.

Targets for quality control among study hospitals

		Medical			Surgical
Group		Antrim Area Hospital (239 antibiotic prescriptions); n (%)	Specialty Hospital (65 antibiotic prescriptions); n (%)	p value	Antrim Area Hospital (66 antibiotic prescriptions); n (%)	Specialty Hospital (56 antibiotic prescriptions); n (%)	p value
Compliance with guidelines (% of prescribed antibiotics)	Compliant	172/239 (72.0%)	59/64 (92.2%)	< 0.001	54/66 (81.8%)	51/55 (92.7%)	0.012
	Not compliant	45/239 (18.8%)	1/64 (1.6%)		10/66 (15.2%)	0
	Non assessable	22/239 (9.2%)	4/64 (6.3%)		2/66 (3.0%)	4/55 (7.3%)
	No information	0	1/65 (1.5%)		0	1/56 (1.8%)
Reason for prescribing antibiotic is documented		225 (94.1%)	65 (100%)	0.046	55 (83.3%)	55 (98.2%)	0.006
Stop/review date is documented		125 (52.3%)	31 (47.7%)	0.510	32 (48.5%)	36 (64.3%)	0.080
Treatment based on biomarker data (e.g., C reactive protein)		168 (70.3%)	35 (53.8%)	0.001	28 (42.4%)	16 (28.6%)	0.112