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Table 3 Logit scores and back-transformed FPI-6 raw scores for minors and older adults.

From: Normative values for the Foot Posture Index

  

Pathological

Potentially

abnormal

Normal range

Potentially

abnormal

Pathological

  

< -2 SD

-2 SD

-1 SD

Mean

+1 SD

+2 SD

> +2 SD

Minors

(< 18

years)

FPI

logit

 

-1.3

+1.2

+3.7

+6.2

+8.7

 
 

FPI

raw

score

< -2

-2

+2

+6

+9

+12

+12

Older

adults

(> 60

years)

FPI

logit

 

-2.3

+0.3

+2.9

+5.4

+8.1

 
 

FPI

raw

score

< -3

-3

+1

+5

+8

+11

+12