Table 1. Descriptive characteristics of runners with and without sacroiliac (SI) joint pain.

	Runners without SI pain (N=63)	Runners with SI pain (N=18)
Age (years)	27.3 ± 12.9	23.8 ± 10.5
Height (cm)	167.6 ± 11.1	168.3 ± 9.3
Mass (kg)	61.0 ± 12.9	62.1 ± 6.8
BMI (kg/m2)	21.6 ± 3.4	21.6 ± 1.4

SI: sacroiliac; BMI: body mass index.