All participants in the MHRA's Full Feature GPRD (FF-GPRD) who have at least one electronic outpatient prescription record for etoricoxib issued by a General Practitioner during the period (April 1, 2002 to December 31, 2015) at the date of query execution against the FF-GPRD data warehouse.

Read more: http://www.clinicaltrials.gov/ct2/show/NCT01685424?cond=%22Arthritis%22&lup_s=01/29/2014&lup_d=30