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. 2016 Dec 1;9:45. doi: 10.1186/s13047-016-0180-3

Table 1.

Test scores (mean (SD)), intra-rater reliability and agreement for the foot classification measures

Scores Intra-rater reliability (ICC) Classification Agreement (Kw)
Test Retest
FPI-6 4 (4)a 3 (4)a .93 .92
RFA (°) -3 (3) - 3 (3) .93 .60
MLAA (°) 136 (10) 136 (9) .91 .92
ND (mm) 7 (3) 6 (3) .40b .40

- represents valgus for RFA

aUn-transformed scores

bWeighted Kappa