Table 3.

Single study results for injury variables

Variable	Post-intervention Time Frame	Step rate change	SMD ± 95% CI
Total running distance per week	4 weeks [23]	+ 10%	1.26 [2.15, 0.37]
	12 weeks [23]	+ 10%	1.26 [2.15, 0.37]
Longest run pain-free	4 weeks [23]	+ 10%	2.05 [3.08, 1.03]
	12 weeks [23]	+ 10%	2.00 [3.01, 0.99]
Numeric Rating Scale	4 weeks [23]	+ 10%	2.68 [1.52, 3.83]
	12 weeks [23]	+ 10%	3.62 [2.24, 4.99]
Lower Extremity Functional Scale	4 weeks [23]	+ 10%	2.31 [3.39, 1.24]
	12 weeks [23]	+ 10%	3.42 [4.75, 2.09]
Average Pain	6 weeks [55]	+ 7.5%	1.55 [0.52, 2.58]
Worst Pain	6 weeks [55]	+ 7.5%	1.92 [0.82, 3.02]
Kujala Scale	6 weeks [55]	+ 7.5%	− 0.68 [ − 1.59, 0.23]

SMD ± 95% CI in bold represent statistically significant results