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Table 5 Pooled and single study results for spatiotemporal gait parameters

From: What is the Effect of Changing Running Step Rate on Injury, Performance and Biomechanics? A Systematic Review and Meta-analysis

Variable

Preferred SR versus Increased SR

Preferred SR versus Reduced SR

Spatiotemporal Gait Parameters

COM vertical excursion

 + 5% [49]

0.53 (0.11, 0.95)

 − 5% [49]

 − 0.66 ( − 1.09,  − 0.24)

 + 10% [49]

1.15 (0.71, 1.60)

 − 10% [49]

 − 1.41 ( − 1.88,  − 0.95)

Downward displacement of COM

Contact time

 + 30% [54]

1.92 (0.82, 3.01)

 − 30% [54]

 − 3.83 ( − 5.42,  − 2.24

 + 5% [45]

0.41 ( − 0.48, 1.30)

 − 5% [45]

 − 0.71 ( − 1.62, 0.20)

 + 8% [26]

0.50 ( − 0.20, 1.21)

 − 8% [26]

 − 0.28 ( − 0.98, 0.42)

 + 10% [30, 45]

0.50 ( − 0.02, 1.03)

 − 10% [30, 45]

 − 0.95 ( − 1.49,  − 0.40)

 + 15% [26]

0.92 (0.18, 1.65)

 − 15% [26]

 − 0.35 ( − 1.05, 0.35)

 + 30% [54]

1.50 (0.48, 2.52)

 − 30% [54]

 − 0.61 ( − 1.51, 0.30)

Step length

 + 5% [49]

0.29 ( − 0.12, 0.71)

 − 5% [49]

 − 0.30 ( − 0.71, 0.12)

 + 8% [26]

1.72 (0.90, 2.55)

 − 8% [26]

 − 1.75 ( − 2.59,  − 0.92)

 + 10% [30, 33, 44, 49]

0.93 (0.49, 1.37)

 − 10% [24, 30, 44, 49]

 − 0.76 ( − 1.31,  − 0.21)

180spm [57]

4.69 (3.03, 6.35)

 − 15% [26]

 − 3.51 ( − 4.66,  − 2.36)

 + 15% [26]

2.73 (1.73, 3.72)

  

COM to heel distance at IC

 + 5% [49]

0.36 ( − 0.06, 0.77)

 − 5% [49]

 − 0.26 ( − 0.67, 0.16)

 + 10% [49]

0.55 (0.13, 0.97)

 − 10% [49]

 − 0.53 ( − 0.95,  − 0.11)

Flight time

 + 5% [45]

0.49 ( − 0.40, 1.38)

 − 5% [45]

 − 0.49 ( − 1.38, 0.40)

 + 10% [45]

0.98 (0.04, 1.92)

 − 10% [45]

 − 1.00 ( − 1.94,  − 0.06)

 + 30% [54]

1.13 (0.17, 2.09)

 − 30% [54]

 − 4.88 ( − 6.79,  − 2.98)

Strike index

 + 10% [30]

 − 0.53 ( − 1.18, 0.11)

 − 10% [30]

 − 0.12 ( − 0.75, 0.52)

  1. SMD ± 95% CI are provided for each percentage increase or decrease in running step rate. SMD ± 95% CI presented in bold are statistically significant
  2. Abbreviations: COM centre of mass, IC initial contact