Limited ankle dorsiflexion increases the risk for mid-portion Achilles tendinopathy in infantry recruits: a prospective cohort study

Table 2 Demographic, history and clinical variables among the sample

Variable	All participants (N = 70)	Injured (N = 5)	Non-injured (N = 65)	P -value
Age, y ^a	19.6 ± 1.0	19.7 ± 0.8	19.6 ± 1.0	0.661
BMI ^a	23.1 ± 2.1	23.2 ± 2.8	23.1 ± 2.0	0.965
Past AT, n (%) yes ^b	0 (0.0)	0 (0.0)	0 (0.0)	NA
Right WB DF, ^{0 a}	49.4 ± 6.7	43.3 ± 9.1	49.9 ± 6.3	0.184
Left WB DF, ^{0 a}	56.4 ± 6.8	50.2 ± 5.8	56.8 ± 6.7	0.025
Right NWB DF, ^{0 a}	27.4 ± 5.9	21.1 ± 6.1	27.9 ± 5.6	0.025
Left NWB DF, ^{0 a}	27.3 ± 6.3	21.3 ± 7.3	27.8 ± 6.0	0.067
Right LSD, n (%) good (score 0 to 1)	33 (47.1)	1 (20.0)	32 (49.2)	0.361
Left LSD, n (%) good (score 0 to 1)	33 (47.1)	1 (20.0)	32 (49.2)	0.361

^aValues are Average ± SD.
^bNo statistics are computed for this parameter as it is constant.
Abbreviations: AT Achilles Tendinopathy, BMI Body Mass Index, DF Dorsiflexion, LSD Lateral Step Down, NWB Non-Weight-Bearing, WB Weight-Bearing.