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Table 2 Footwear characteristicsa

From: Characteristics of footwear worn by people with systemic lupus erythematosus: a comparison with age- and sex-matched healthy controls: a pilot study

  SLE Control P
Appropriate fit in length 14 (66%) 14 (70%) 0.33
Appropriate fit in width 17 (77%) 18 (90%) 0.27
Age of shoe > 12 months 12 (55%) 8 (40%) 0.35
Partly or fully worn tread 20 (91%) 13 (65%) 0.041
Footwear style 0.34
 Walking shoe 7 (32%) 7 (35%)  
 Athletic shoe 0 (0%) 3 (15%)  
 Boot 1 (5%) 1 (5%)  
 Sandal 6 (27%) 5 (25%)  
 High-heel 1 (5%) 0 (0%)  
 Court 1 (5%) 0 (0%)  
 Moccasin 0 (0%) 2 (10%)  
 Flip flops 3 (14%) 1 (5%)  
 Other 3 (14%) 1 (5%)  
Classification of footwear 0.47
 Good 7 (32%) 10 (50%)  
 Average 1 (5%) 1 (5%)  
 Poor 14 (64%) 9 (45%)  
Longitudinal profile 0.37
 Flat 13 (59%) 12 (60%)  
 Small heel rise 7 (32%) 8 (40%)  
 Large heel rise 2 (9%) 0 (0%)  
Forefoot flexion point 0.58
 Level with MTPJs 15 (68%) 12 (60%)
 Proximal/distal to MTPJs 7 (32%) 8 (40%)
Motion control properties scale (0-9), median (IQR) 1.0 (4.0) 5.0 (4.0) 0.003
Presence of cushioning 0.75
 None 8 (36%) 6 (30%)
 Heel 2 (9%) 1 (5%)
 Heel and forefoot 12 (55%) 13 (65%)
Footwear comfort VAS, mm, median (IQR) 78.0 (34.0) 90 (29.0) 0.024
Self-perceived footwear suitability VAS, mm, median (IQR) 76.0 (28.0) 88.0 (33.0) 0.030
Foot pain VAS, mm, median (IQR) 17.0 (62.5) 0.0 (10.5) 0.038
  1. aValues are presented as n (%) unless otherwise specified. Bolded-p values indicate significant between group differences at P < 0.05. MTPJs: metatarsophalangeal joints; VAS: visual analogue scale