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. 2013 Dec 11;25(11):1377–1381. doi: 10.1589/jpts.25.1377

Table 1. Comparison of the conditions.

Straight Ipsilateral Contralateral Rep ANOVA
COG momentum (kg • m/s)
Peak 36.1 ± 8.3 37.4 ± 5.3 35.6 ± 4.9
Bottom 25.8 ± 7.0 23.8 ± 4.9 21.6 ± 5.0 a* **
Fluidity index (%) 71.6 ± 14.2 64.3 ± 13.7 61.3 ± 15.0 a* **
Time of events (%)
Seat off 58.6 ± 4.4 57.2 ± 7.7 57.4 ± 4.1
Toe off 89.2 ± 8.0 81.4 ± 9.6 b* 89.0 ± 11.4 *
Highest vertical position of the COG (s) 1.3 ± 0.2 1.4 ± 0.3 1.3 ± 0.3
Inflection point (%)
Distance 2.9 ± 6.5 0.1 ± 5.2 10.7 ± 8.3 a**c** **
Time 63.1 ± 8.0 51.5 ± 14.0 66.4 ± 11.9 c* **
COP trajectory pattern
Swing limb direction/stance limb direction 12/3 7/8 14/1
COG-COP separations (%)
Seat off ML –5.1 ± 2.0 –0.9 ± 7.0 –12.2 ± 4.9 a**c** **
AP 21.6 ± 22.6 –10.3 ± 10.5 –17.8 ± 4.9
Toe off ML 15.4 ± 8.1 34.3 ± 18.0 b** –2.1 ± 5.0 a**c** **
AP 137.7 ± 11.1 91.4 ± 11.6 90.8 ± 6.7 a* *
Maximum ML –8.7 ± 3.3 –6.2 ± 9.1 –24.4 ± 7.8 a**c** **
Time 64.3 ± 13.3 35.5 ± 20.6 b** 72.7 ± 10.6 a**c** **
Maximum AP 128.4 ± 30.5 151.9 ± 48.1 129.5 ± 23.0
Time 36.4 ± 5.1 34.3 ± 10.5 37.8 ± 6.1

Values: mean ± SD, Rep ANOVA: repeated measures ANOVA, *: p<0.05, **: p<0.01. Post hoc tests. a*: significant difference versus straight (p<0.05) a**: significant difference versus straight (p<0.01). b*: significant difference versus straight (p<0.05) b**: significant difference versus straight (p<0.01). c*: significant difference versus ipsilateral (p<0.05) c**: significant difference versus ipsilateral (p<0.01). Complete trunk and lower limb extension, with the COG in the highest position. ML: mediolateral. ML distance was standardized with the distance of both 5th metatarsal heads. AP: anteroposterior. AP distance was standardized with the distance of lateral malleolus to the 5th metatarsal head