Table 1.

Characteristics of the participating practices

Practice characteristics	Participating practices		All English practices
Practice characteristics	Mean (SD)	Range	Mean (SD)	Range
Registered patients, n	8744 (6288)	1827–37 474	7041 (4307)	17–46 126
Female patients, %	50.6 (6.0)	30.4–59.7	49.1 (6.4)	0–73.0
Non-white ethnic group, %	18.8 (25.3)	0–94.3	15.9 (21.7)	0–100
Patients aged >65 years, %	16.5 (6.0)	0.6–29.9	15.3 (6.3)	0–97.0
Deprivation^a	25.5 (12.8)	6–58.1	24.0 (12.3)	2.9–68.5
QOF score^b	975.6 (30.8)	823.6–1000	962.8 (53.4)	244.8–1000

↵a Measured using the Index of Multiple Deprivation.
↵b QOF overall score achieved in the financial year 2012–2013. QOF = Quality and Outcomes Framework.