From: Pre- and post-operative gait analysis for evaluation of neck pain in chronic whiplash
 | Pre-op | Post-op | Mean Difference | Paired t-test | ||
---|---|---|---|---|---|---|
 | Mean ± SD | Mean ± SD | Degrees | Percent | t statistic | p-value |
Walking speed (cm/sec) | 98.5 ± 29.1 | 112.4 ± 17.4 | 13.9 | 14 | -2.94 | 0.007 |
Cadence (steps/min) | 105.9 ± 13.8 | 112.1 ± 7.6 | 6.2 | 6 | -2.32 | 0.02 |
Step length (cm) | 54.5 ± 11.1 | 59.7 ± 7.9 | 5.2 | 10 | -2.79 | 0.009 |