Model design
knee osteoarthritis
KNEE OSTEOARTHRITIS
A decision tree model was constructed with four treatment arms to assess the cost-utility of Intra-articular Injections in patients' diagnosed with mild and moderate knee osteoarthritis using Kelgreen Lawrence scale. In one arm, patients would receive PRP as the intervention. The others were comparators including PRGF, HA, and Ozon (Fig. Cost-effectiveness model of Intra-Articular injections