Table 2. Sagittal plane running mechanics angles at initial contact.

	Runners without SI pain (N=63)	Runners with SI pain (N=18)
Trunk posture angle (degrees)	4.1 ± 2.8	3.6 ± 1.6
Pelvic tilt angle (degrees)	12.9 ± 6.8	13.5 ± 5.4
Hip flexion angle (degrees)	153.9 ± 6.6	154.9 ± 7.2
Knee flexion angle (degrees)	163.7 ± 6.5	169.3 ± 3.4*
Tibial overstride angle (degrees)	6.4 ± 4.4	10.0 ± 2.2*
Ankle angle (degrees)	85.9 ± 7.4	78.9 ± 2.8**
Foot inclination angle (degrees)	9.2 ± 4.5	18.3 ± 4.5***

SI: sacroiliac. *p<0.05, **p<0.01, ***p<0.001.