From: The potential of electronic medical record systems to support quality improvement work and research in Norwegian general practice
Drug
Mean % use
Lower 95% CI
Upper 95% CI
ACE inhibitors
26
19
33
Alpha channel blockers
3
2
5
Angiotensin II antagonists
25
14
35
Beta-blockers
23
Calcium channel blockers
18
29
Thiazides
4
6