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Table 2 Severity of hallux valgus deformity and VAS scores for the three observers

From: A geometric analysis of hallux valgus: correlation with clinical assessment of severity

Data

Mean (SD), mm

Pearson's

r coefficient

p value

VAS scores

   

   Observer 1

32.0 (19.0)

  

   Observer 2

37.5 (19.9)

  

   Observer 3

36.8 (20.9)

  

s-VAS*

35.4 (20.0)

  

Agreement

   

   Observer 1 vs 2

 

0.873

< 0.001

   Observer 1 vs 3

 

0.856

< 0.001

   Observer 2 vs 3

 

0.876

< 0.01

s-VAS*

   

Intersection point site

   

   Inside the foot

52.8 (14.7)

 

< 0.001

   Outside the foot

25.3 (14.3)

  
  1. VAS: Visual analogue scale
  2. * Summary final VAS score obtained by factor analysis.
  3. Pair comparisons of s-VAS: inside vs outside the foot.