Table 2 Multivariate multiple regression models of the relationship between PAAGES-I and LEFAGES-II.

From: Soft tissue radiodensity parameters mediate the relationship between self-reported physical activity and lower extremity function in AGES-Reykjavík participants

Variable

Fast gait speed (GSF)

Normal gait speed (GSN)

Isometric leg strength (STR)

Timed up-and-go (TUG)

β

SE

p-value

β

SE

p-value

β

SE

p-value

β

SE

p-value

PAAGES-I

0.1686

0.003

< 0.001

0.1755

0.002

< 0.001

0.1060

0.934

< 0.001

− 0.1406

0.038

< 0.001

Age

− 0.3454

0.001

< 0.001

− 0.4046

0.001

< 0.001

− 0.2603

0.314

< 0.001

0.3467

0.014

< 0.001

Sex

− 0.3032

0.009

< 0.001

− 0.1619

0.007

< 0.001

− 0.5895

2.967

< 0.001

0.0497

0.130

0.003

BMI

− 0.1292

0.001

< 0.001

− 0.1466

0.001

< 0.001

0.0889

0.342

< 0.001

0.1454

0.015

< 0.001

LEFAGES-I

0.0180

0.018

0.279

0.0154

0.017

0.335

0.0094

0.013

0.512

0.0180

0.023

0.285

  1. All four PAAGES-I hypothesis tests surpassed their respective thresholds for Holm–Bonferroni (HB) correction.
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