Table 1. Practice and demographic variables
VariablesTotal samplePractice 1Practice 2Practice 3Practice 4Practice 5Practice 6Practice 7
Patients registered, n 85 725792413 44413 60216 702834215 7439968
Patients in sample, n 35 9263541649158166315304158604862
  NFA34 6993419628555926102294356454713
  FA122712220622421398215149
GPs in sample, n 11711211219152019
Top 3 % cut off point
Appointments/6 months, n NA≥10≥10≥11≥9≥13≥10≥16
Mean consultation rate over first 6 months (SD)3.27 (±3.38)3.04 (±2.99)2.94 (±2.67)3.39 (±3.27)2.74 (±2.94)3.83 (±3.7)2.97 (±2.96)4.42 (±4.79)
  NFA2.85 (±2.22)2.64 (±1.93)2.62 (±1.91)2.93 (±2.14)2.37 (±1.7)3.38 (±2.53)2.57 (±1.93)3.82 (±3.09)
  FA15.13 (±6.97)14.25 (±5.11)12.64 (±4.13)14.72 (±5.39)13.40 (±7.56)17.42 (±6.52)13.51 (±5.01)23.24 (±8.95)
Mean age, years (SD)50.29 (±19.12)53.13 (±20.2)55.62 (±19.01)50.28 (±19.22)48.52 (±18.26)45.56 (±17.37)47.76 (±18.45)49.42 (±19.41)
  NFA50.00 (±19.98)52.89 (±20.1)55.30 (±18.85)50.01 (±19.12)48.05 (±18)45.33 (±17.25)47.62 (±18.41)49.11 (±19.25)
  FA58.41 (±21.12)59.80 (±21.81)65.36 (±21.36)56.82 (±20.61)61.92 (±20.3)52.41 (±19.17)51.52 (±19.17)58.97 (±21.88)
Sex, female (%)58.1360.1558.0757.6056.0657.9459.5158.56
  NFA57.8860.1657.6957.4255.8757.4259.2258.29
  FA65.3659.8469.4262.0561.5073.4766.9867.11
NFA mean consultation rate over the first 6 months (SD)2.85 (±2.22)2.64 (±1.93)2.62 (±1.91)2.93 (±2.14)2.37 (±1.70)3.38 (±2.53)2.57 (±1.93)3.82 (±3.09)
  Male2.65 (±2.1)2.43 (±1.83)2.46 (±1.85)2.74 (±2.07)2.32 (±1.61)3.19 (±2.43)2.43 (±1.89)3.41 (±2.85)
  Female3.00 (±2.29)2.79 (±1.98)2.74 (±1.95)3.07 (±2.18)2.48 (±1.75)3.52 (±2.6)2.66 (±1.95)4.12 (±3.22)
FA mean consultation rate over the first 6 months (SD)15.13 (±6.97)14.25 (±5.11)12.64 (±4.13)14.72 (±5.39)13.40 (±7.56)17.42 (±6.52)13.51 (±5.01)23.24 (±8.95)
  Male14.96 (±6.56)14.43 (±5.14)12.19 (±2.48)14.05 (±5.46)13.99 (±6.8)18.65 (±8.99)13.34 (±3.97)22.63 (±8.13)
  Female15.23 (±7.18)14.14 (±5.13)12.83 (±4.7)15.14 (±5.33)13.03 (±8)16.97 (±5.37)13.59 (±5.46)23.55 (±9.35)
Mean UPC in the first 6 months for FAs (SD)0.57 (±0.22)0.65 (±0.21)0.66 (±0.21)0.64 (±0.23)0.52 (±0.22)0.40 (±0.15)0.49 (±0.2)0.53 (±0.19)
Practice area IMD decilea NA4th10th5th9th1st6th3rd
  • a1st decile = more deprived; 10th decile = least deprived. FA = frequent attender. IMD = Index of Multiple Deprivation. NFA = non-frequent attender. SD = standard deviation. UPC = Usual Provider Continuity index.