Table 3

Interrupted Time Series Analysis for Mean Cholesterol Levels

	Cholesterol, mmol/L (95% CI)

Parameter	All Patients	White	Black	South Asian
Pre-QOF trend	−0.13 (−0.15 to −0.11)^a	−0.15 (−0.17 to −0.12)^a	−0.11 (−0.14 to −0.08)^a	−0.13 (−0.17 to −0.08)^a
Level change post-QOF	−0.12 (−0.18 to −0.06)^a	−0.13 (−0.21 to −0.05)^a	−0.10 (−0.20 to −0.01)^b	−0.07 (−0.20 to 0.04)
Post-QOF trend	0.03 (0.01 to 0.05)^b	0.04 (0.01 to 0.08)^b	0.03 (−0.01 to 0.07)	0.02 (−0.03 to 0.07)

QOF = Quality and Outcomes Framework.
↵a P <.01.
↵b P <.05.