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Table 2 Convergent Validity of the PFS Physical Scores -Simplified-Chinese version

From: Validation of perceived physical fatigability using the simplified-Chinese version of the Pittsburgh Fatigability Scale

Characteristics

Correlation Coefficient (r) a with the PFS Physical scores

P-Value

Total SPPB score

−0.51

< .001

Gait speed, m/s

−0.55

< .001

Chair stand test time, s

0.40

< .001

TUG, s

0.28

< .001

Barthel Index

−0.56

< .001

IADL

−0.48

< .001

  1. SPPB Short Physical Performance Battery, TUG Timed Up and Go Test, ADL Activity of Daily Living, IADL Instrumental Activity of Daily Living
  2. a Spearman’s rank-order correlations