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Table 3 ANCOVA analysing the performance of Wingate anaerobic and incremental knee-extension tests during MRI spectroscopy adjusting for qCSA and height

From: Size-adjusted muscle power and muscle metabolism in patients with cystic fibrosis are equal to healthy controls – a case control study

 

df

Significancy (p)

partial Eta-squared

Wingate test peak power (W)

 Model

3

< 0.000

.704

 CF/non-CF

1

0.230

.125

 Cross-sectional area M. quadriceps (cm3)

1

< 0.000

.301

 Height (cm)

1

0.005

.188

Wingate test mean power (W)

 Model

3

< 0.000

.800

 CF/non-CF

1

0.900

.072

 Cross-sectional area M. quadriceps (cm3)

1

< 0.000

.510

 Height (cm)

1

0.001

.246

Wingate test power drop (%)

 Model

3

0.001

.361

 CF/non-CF

1

0.230

.037

 Cross-sectional area M. quadriceps (cm3)

1

0.027

.119

 Height (cm)

1

0.252

.034

Maximal work load during incremental test in MRI (kg)

 Model

3

< 0.000

.600

 CF/non-CF

1

0.078

.002

 Cross-sectional area M. quadriceps (cm3)

1

< 0.005

.183

 Height

1

0.001

.247

  1. Results of general linear models with Wingate test performance and maximal work load during MRI spectroscopy as dependent variable and disease status, height and cross sectional area of M. quadriceps as independent variables in the total cohort (n = 43). Effects of the respective factors on the model are presented as partial eta squared