Fig. 3From: Impact on total population health and societal cost, and the implication on the actual cost-effectiveness of including tumour necrosis factor-α antagonists in management of ankylosing spondylitis: a dynamic population modelling studyChanges over time in the number of patients with BASDAI within a specific interval in two treatment strategies. Strategy 1 consists of five available non-steroidal anti-inflammatory drugs (NSAIDs) and Strategy 2 consists of the same available NSAIDs as in Strategy 1 and two tumour necrosis factor-α antagonistsBack to article page