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Table 1 Characteristics of the two populations

From: Prospective multicentre validation study of a new standardised version of the 400-point hand assessment

  PATIENTS INCLUDED PATIENTS EXCLUDED
Number of patients (total) 176 235
 Nancy 66 88
 Sion 58 81
 Saint Martin d’Hères 32 49
 Faro 20 17
Causes of exclusion NA  
 Age < 18 years   6 (2.5%)
 Bilateral injury   39 (16.6%)
 Central neurological injury   4 (1.7%)
 Psychiatric comorbidity   8 (3.4%)
 Planning impossible   49 (20.9%)
 Fluency in French or Portuguese   39 (16.6%)
 Refusal   8 (3.4%)
 Contra indication to 400-point HA   82 (34.9%)
Men 118 (67.05%) 157 (66.8%)
Women 58 (32.95%) 78 (33.2%)
Age (years)
Median + − SD
43.4 + − 13.2 44.3 + − 15.3
School education (n = 176)
  < 9 years 50 (28.4%)  
  > 9 years 126 (71.6%)  
Employment status (n = 176)
 Employee 135 (76.7%)  
 Unemployment 25 (14.3%)  
 Retired 12 (6.8%)  
 Student 2 (1.1%)  
 Housewife 2 (1.1%)  
Occupation (n = 172)
 Worker/farm worker 80 (46.5%) 80 (34%)a
 Employee (office) 80 (46.5%) 70 (29.8%)a
 Manager/self employed 6 (3.5%) 16 (6.8%)
 Other 6 (3.5%) 58 (29.4%)a
Work capacity (n = 175)
 0% 143 (81.7%)  
 Partial 8 (4.6%)  
 Complete 24 (13.7%))  
Hand dominance (n = 176)
 Right handed 162 (92%)  
 Left handed 12 (6.8%)  
 Ambidextrous 2 (1.2%)  
Hand injured (n = 176)
 Right 93 (52.8%)  
 Left 83 (47.2%)  
Diagnostic (n = 176)
 Fracture hand/wrist 65 (36.9%) 62 (26.4%)
 Sprain/luxation 18 (10.3%) 22 (9.4%)
 Isolated tendon 23 (13%) 25 (10.6%)
 Complex lesion (>  3 structures) 26 (14.8%) 49 (20.8%)
 Others 44 (25%) 77 (32.8%)
CRPS (n = 176)
 Yes 50 (28.4%) 36 (15.3%)a
 No 126 (71.6%) 199 (84.7%)
Interval between injury and T0 (n = 163)
Days median + − SD
233 + −  460.3  
Number of surgery (n = 176)
median + − SD
1 + − 1.22  
Interval between last surgery and T0 (n = 143)
Days Median + −SD
109 + − 175.2  
Pain at T0 before test (n = 175)
median + − SD
  NA
 Average pain 3 + − 2.11
 Maximum pain 5 + − 2.76
Pain at T3 before test (n = 170)
median + − SD
  NA
 Average pain 3 + − 2.17
 Maximum pain 5 + − 2.85
QuickDASH/100
median + − SD
  NA
 T0 (n = 176) 52.2 + − 20.2
 T3 (n = 170) 40.9 + − 19.5
400-point HA (in %) at T0 (n = 176)
median + − SD
  NA
Total score 60.3 + − 19.2
 Test n°1 63.8 + −16.9
 Test n°2 48.8 + −  25.3
 Test n°3 60 + −  25.5
 Test n°4 65 + −21.9
400-point HA (in %) at T3 (n = 170)
median + − SD
Total score
72.6 + − 18.7 NA
 Test n°1 71.9 + − 16.9
 Test n°2 57.1 + − 24.9
 Test n°3 80.8 + −  22.9
 Test n°4 83.3 + −21.05
  1. SD standard deviation, CRPS complex regional pain syndrome, QuickDASH Quick Disabilities Arm Shoulder and Hand, 400-point HA 400-point Hand Assessment, NA not applicable
  2. a Statistically significant difference