Table 3

 Regression coefficients for outcome indicators

IndicatorPayment quality (%)Delivered quality (%)
OutcomeRegression coefficient*p ValueRegression coefficient*p Value
CHD, coronary heart disease; FEV1, forced expiratory volume in 1 s; HbA1c, glycosylated haemoglobin.
*Reflects the effect of a one-point increase in the percentage of patients receiving state benefits on the grounds of low income on the percentage of patients achieving the indicator. There is a 40.9-point range in the deprivation measure, and 90% of practices lie in a 30-point range.
CHD—blood pressure controlled−0.020.53−0.040.28
Stroke—blood pressure controlled0.
Hypertension—blood pressure controlled−0.050.14−0.080.01
Diabetes—blood pressure controlled0.31<0.0010.16<0.001
CHD—cholesterol controlled−0.130.01−0.120.01
Stroke—cholesterol controlled0.
Diabetes—cholesterol controlled0.31<0.0010.100.01
Diabetes—HBA1c ⩽7.4%0.21<0.001−0.15<0.001
Diabetes—HBA1c ⩽10%−0.020.57−0.20<0.001