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Table 13 Age- and sex-adjusted models for associations between measures of musculoskeletal and cardiorespiratory fitness and weight status (dependent variable: weight status)

From: Association between 90o push-up and cardiorespiratory fitness: cross-sectional evidence of push-up as a tractable tool for physical fitness surveillance in youth

Model

Predictor variable

VIF

p - value

β

95% CI

Model 1

Trunk lift**

1.095

.004

.181

(.026, .134)

90o push-up**

1.837

.001

−.255

(−.067, −.017)

Curl-up

1.447

.207

−.089

(−.022, .005)

Sit-and-reach

1.270

.169

−.094

(−.084,.015)

PACER**

1.510

.001

−.240

(−.091, −.024)

Age

1.189

.925

.006

(−.100, .110)

female

1.199

.227

−.079

(−.090, .379)

Model 2

90o push-up**

1.810

.001

−.274

(−.071, −.019)

Curl-up

1.434

.316

−.072

(−.021, .007)

Sit-and-reach

1.242

.400

−.058

(−.070,.028)

PACER**

1.514

<.001

−.256

(−.096, −.027)

Age

1.186

.652

.029

(−.082, .130)

female

1.179

.418

−.054

(−.334, .139)

Model 3

90o push-up**

1.031

<.001

−.461

(−.096, −.055)

Age

1.029

.919

−.006

(−.109, .098)

female

1.032

.193

−.082

(−.376, .076)

Model 4

PACER**

1.058

<.001

−.436

(−.135, −.075)

Age

1.062

.672

.027

(−.083, .129)

female

1.031

.358

−.059

(−.335, .122)

Model 5

Trunk lift

1.049

.008

.188

(.022, .144)

Age

1.025

.411

−.057

(−.163, .067)

female

1.071

.329

−.069

(−.381, .128)

  1. ** Indicates statistical significance at the level of p < .01. β Standardized Beta Coefficient, VIF Variance Inflation Factor