Table 3.

Results of the policy variables of DIS and DES18 on outcomes

Domain measureQuality of primary careDoctor–patient relationship
Population achievement of all QOF indicators excluding dementia, coefficient (95% CI)Population achievement of the QOF dementia annual review indicator, coefficient (95% CI)Patient-centred care, coefficient (95% CI)Access to care, coefficient (95% CI)Continuity of care, coefficient (95% CI)Explaining tests and, treatments coefficient (95% CI)Confidence and trust in the GP, coefficient (95% CI)
DES18 policy0.743a (0.490 to 0.996)1.302a (0.555 to 2.050)−0.525a (−0.755 to −0.296)−0.364b (−0.582 to −0.145)−0.417 (−0.890 to 0.057)−0.371b (−0.620 to −0.122)−0.520b (−0.837 to −0.202)
DIS policy0.429a (0.209 to 0.648)−0.01 (−0.749 to 0.729)0.138 (−0.094 to 0.369)0.198 (−0.033 to 0.429)−0.663b (−1.147 to −0.180)0.265c (0.006 to 0.525)−0.189 (−0.527 to 0.148)
Within R20.1160.0250.0560.0860.4310.3710.100
Between R20.1410.1420.3620.3840.3020.2970.380
Overall R20.1290.0570.2670.3000.3340.3260.318
Standard deviation of practice random effect2.9765.7064.3163.99412.5994.7887.224
Intraclass correlation0.4830.1740.5450.5800.7450.5890.665
Observations, practice-years70 79070 79057 89657 89657 56057 89657 896
Practices, n7079707972377237719572377237
  • a 0.1% significance level.

  • b 1% significance level.

  • c 5% significance level. DES18 = Directed Enhanced Service 18. DIS = Dementia Identification Scheme. QOF = Quality and Outcomes Framework.