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Table 1 Baseline demographic characteristics according to injury status during the study period

From: Factors associated with the likelihood of fall-related injury among people with lower limb loss

Characteristic Total Injury No injury P value
n = 255 n = 44 n = 211
n (%) n (%) n (%)
Age, years, mean(SD) 55.7 (15.2) 57.4 (11.7) 55.2 (16.0) 0.29
Sex
 Male 176 (69.0) 25 (56.8) 151 (71.6) 0.03
 Female 79 (31.0) 19 (43.2) 60 (28.4)  
Race
 White 212 (83.1) 41 (93.2) 171 (81.0) 0.06
 Non-White 41 (16.1) 3 (6.8) 38 (18.0)  
Etiology
 Vascular 112 (43.9) 24 (54.5) 88 (41.7) 0.30
 Non-vascular 131 (51.4) 20 (45.5) 111 (52.6)  
Amputation level
 TFA/bilateral TFA 125 (49.0) 14 (31.8) 111 (52.6) 0.02
 TTA/bilateral TTA 114 (44.7) 26 (59.1) 88 (41.7)  
Houghton score: ≥9 128 (50.2) 19 (43.2) 109 (51.7) 0.54
 6–8 71 (27.8) 14 (31.8) 57 (27.0)  
 0–5 43 (16.9) 9 (20.5) 34 (16.1)  
Falls in 12 months
 None 4 (1.6) 0 (0) 4 (1.9) 0.06
 1 90 (35.3) 22 (50.0) 68 (32.2)  
  ≥ 2 161 (63.1) 22 (50.0) 139 (65.8)  
ABC, mean (SD) 32.6 (16.3) 30.7 (14.7) 33.0 (16.7) 0.35
TUG test, seconds, mean (SD) 11.3 (12.2) 13.1 (10.9) 11.0 (12.5) 0.48
TMW test, feet, mean (SD) 90.3 (45.3) 89.9 (41.7) 90.3 (46.1) 0.95
Berg Balance Scale items, mean (SD) 3.0 (1.2) 3.2 (1.0) 3.0 (1.3) 0.26
  1. TFA transfemoral amputation, TTA transtibial amputation