Selective prescribing of simvastatin and atorvastatin by patient characteristics at treatment initiation over a 7-year period in Finland
: Halava H, Helin-Salmivaara A, Junnila J, Huupponen R
Publisher: SPRINGER
: 2009
: European Journal of Clinical Pharmacology
: EUROPEAN JOURNAL OF CLINICAL PHARMACOLOGY
: EUR J CLIN PHARMACOL
: 65
: 9
: 927
: 933
: 7
: 0031-6970
DOI: https://doi.org/10.1007/s00228-009-0664-1
Channelling of atorvastatin over simvastatin toward the younger and healthier population was found during the first 4 years after its launch in Finland. Channelling may lead to confounding by indication, which must be taken into account when designing pharmacoepidemiology studies on statins.