From: Epidemiology of adolescent runners: non-rearfoot strike is associated with the Achilles tendon and lower leg injury
Group
Yes [N]
No [N]
Total [N]
Prevalence [%]
NRFS
37
50
87
42.5
RFS
26
69
95
27.4
Total
63
119
182
34.6
χ2[1] = 4.612, P = 0.03, φ= 0.159
IRR: 1.554 [1.033, 2.338]