Cut-Offs and Response Criteria for the Hospital Universitario La Princesa Index (HUPI) and Their Comparison to Widely-Used Indices of Disease Activity in Rheumatoid Arthritis.
Isidoro González-AlvaroIsabel CastrejónAna M OrtizEsther ToledanoSantos CastañedaAlberto García-VadilloLoreto Carmonanull nullPublished in: PloS one (2016)
The cut-offs proposed for HUPI perform adequately in patients with either early or long term arthritis.