From: Cross sectional study of performance indicators for English Primary Care Trusts: testing construct validity and identifying explanatory variables
Improving Health Rating
Number of PCTs
Additional Services Mean
Standard Deviation
% of PCTs scoring 100% on Additional Services
Low
50
92.8%
7.3
42%
Medium
80
96.4%
5.3
66%
High
172
98.3%
3.8
83%