Table 2 Characteristics of practices in three participating primary care trusts.

Characteristics of practices:	All practices	Practices with eligible patient records	Practices with eligible patient records who did not agree	Practices where audit data were collected
	n = 87	n = 53	n = 11	n = 42
Training status: n (%)
Teaching practice	21 (24.1)	20 (37.7)	2 (18.2)	18 (42.9)
Non‐teaching practice	66 (75.9)	33 (62.3)	9 (81.8)	24 (57.1)
Number of GPs: n (%)
Group practice	62 (71.3)	42 (79.2)	7 (63.6)	35 (83.3)
Single‐handed	25 (28.7)	11 (20.8)	4 (36.4)	7 (16.7)

GPs, general practitioners.