Assessing the construct validity of clinical tests to identify sacroiliac joint inflammation in patients with non-radiographic axial spondyloarthritis.
Marcelo Peduzzi de CastroSimon M StebbingsStephan MilosavljevicSusanne Juhl PedersenMelanie Dawn BusseyPublished in: International journal of rheumatic diseases (2019)
Sacroiliac joint pain provocation tests correlate modestly with inflammation. The Patrick's Faber test showed the greater LR to identify SIJ inflammation in patients with nrAxSpA. SIJ pain provocation tests may offer a simple and cost-effective way of identifying patients with nrAxSpA who are most likely to have MRI evidence of inflammation.