Table 4 Multivariate multiple regression models of the relationship between LEFAGES-II and NTRAAGES-II parameters significantly related to PAAGES-I.

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

\({N}_{m}\)

0.2990

3.9E−4

< 0.001

0.2722

2.9E−4

< 0.001

0.3265

0.126

< 0.001

− 0.0482

0.006

< 0.001

\({\mu }_{m}\)

0.0983

0.002

< 0.001

0.1226

0.001

< 0.001

0.1023

0.522

< 0.001

− 0.1606

0.024

< 0.001

Age

− 0.2805

0.001

< 0.001

− 0.3385

0.001

< 0.001

− 0.1783

0.318

< 0.001

0.2874

0.014

< 0.001

Sex

− 0.1530

0.011

< 0.001

− 0.0268

0.008

0.184

− 0.4202

3.61

< 0.001

− 0.0615

0.164

0.004

BMI

− 0.3099

0.001

< 0.001

− 0.3148

0.001

< 0.001

− 0.0978

0.408

< 0.001

0.2843

0.019

< 0.001

LEFAGES-I

0.0244

0.017

0.136

0.0132

0.017

0.401

0.0092

0.012

0.502

0.0129

0.023

0.437

  1. All eight PAAGES-I hypothesis tests surpassed their respective thresholds for HB correction.