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Table 1 Characteristics of trial practices and non-trial practices in the two boroughs in 2014–2015

From: Automated recruitment and randomisation for an efficient randomised controlled trial in primary care

  Non-trial practices Trial general practices
In-practice recruitment Automated recruitment
Lambeth 39 6 3
Lewisham 32 6 3
List size 2014–2015 6554 (4851 to 9348) 8093 (6179 to 12,568) 11,269 (7115 to 14,404)
IMD2010 score Lewisham 31.0
Lambeth 31.2
30.2 (23.8 to 35.1) 34.6 (30.7 to 39.5)
Ethnic minorities (%) Lewisham 46.4
Lambeth 42.9
47.3 (43.7 to 50.9) 42.5 (40.9 to 44.1)
Overall QOF achievement (%) 95.7 (92.4 to 97.3) 95.6 (90.5 to 98.5) 94.3 (92.7 to 95.3)
Clinical QOF achievement (%) 95.1 (91.5 to 96.8) 94.4 (89.6 to 98.1) 94.7 (92.4 to 95.7)
Public health QOF achievement (%) 98.5 (93.8 to 100) 99.4 (93.1 to 100) 91.5 (89.8 to 96.6)
  1. Figures are median (interquartile range) except where indicated
  2. IMD Index of Multiple Deprivation 2010 score, QOF Quality Outcome Framework