Fig. 3From: Effectiveness of physical therapy treatment in addition to usual podiatry management of plantar heel pain: a randomized clinical trialNumeric pain rating scale (NPRS) outcomes at each assessment for the primary intention-to-treat (ITT) and per-protocol (PP) analyses. Higher scores indicate greater pain intensity. *Change in NPRS from baseline significantly lower with usual podiatric care plus physical therapy treatment (uPOD+PT) versus usual podiatric care (uPOD) at P < 0.05 level or †P < 0.001Back to article page