Participants were also assessed with the SLR and slump tests to diagnose LDH, and standing flexion, sitting flexion and Gillet tests were used to diagnose SIJ hypomobility. Although the evidence is contradictory, some studies have reported acceptable reliability for the SIJ test. [25–27] The results of five clinical tests were recorded as positive or negative values at baseline, in the 5th session and 1 month after baseline.