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Table 4 Relationship between self-report and objective measures of physical activity

From: Criterion validity of a 10-category scale for ranking physical activity in Norwegian women

 

PAEE

zPAFIT

Model

β

95% CI

R2

β

95% CI

R2

NOPAQ

0.049

[0.029, 0.069]

0.12

0.18

[0.12, 0.26]

0.15

NOPAQ

(w/BMI and age)

0.039

[0.021, 0.056]

0.34

0.15

[0.09, 0.21]

0.34

NOPAQ

(w/BMI, age, and VO 2 max)

0.021

[0.005, 0.038]

0.48

   
  1. The β-coefficient denotes the difference in the outcome variable by a 1-unit difference in the NOPAQ scale. CI = Confidence Interval. R2 = model explained variance