Table 6.

Effects of SMT on hip flexion range of motion

Author	Quality score /100	Treatment and control activity (sham, other or nothing)	Pre-test ROM in degrees relative to vertical plane	Post-test ROM in degrees relative to vertical plane	Changes in %	Summarized results given by authors	Were the differences in outcome tested between groups and were they significant?
Pollard [48]	33	- Sacroiliac manipulation (n=18) - Sham=mastoid pressure (n=16)	62.22 (2.40) 67.06 (3.23)	60.06 (2.22) 66.37 (3.21)	3.47 1.03	A single manipulation of the sacroiliac joint did not significantly affect hip ROM.	Yes and no