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. Author manuscript; available in PMC: 2018 Sep 1.
Published in final edited form as: Gait Posture. 2017 Jun 16;57:182–187. doi: 10.1016/j.gaitpost.2017.06.010

Table 1.

Summary of the subject demographics and histories.

Age (Years)
Total 20–29 30–39 40–49 50–59 60–69 70–79
No. Subjects 157 27 13 15 44 42 16
Sex (M/F) 54/103 11/16 3/10 3/12 14/30 18/24 5/11
Stepping Leg L = 11
R = 141
NP = 5		 L = 1
R = 25
NP = 1		 L =2
R = 10
NP = 1		 L = 0
R = 15
NP = 0		 L = 5
R = 37
NP = 2		 L = 2
R = 39
NP = 1		 L = 1
R = 15
NP = 0
History total (% total)
None 102 (65) 24 (89) 11 (86) 12 (80) 26 (61) 22 (52) 7 (44)
Neurologic 10 (6) 3 (11) 1 (7) 1 (7) 3 (7) 0 (0) 2 (13)
Orthopedic 42 (27) 0 (0) 1 (7) 2 (13) 14 (30) 19 (46) 6 (38)
Neuro+Ortho 3 (2) 0 (0) 0 (0) 0 (0) 1 (2) 1 (2) 1 (6)

NP: no preferred initial stepping leg