Table 3 Estimated k coefficient and the bootstrapped confidence intervals at the 2 ^nd and 3 ^rd ICF levels of coding

7-day PAR

1.000

1.000 – 1.000

1.000

1.000 – 1.000

AAS

0.689

0.471 – 0.908

0.664

0.451 – 0.877

Baecke modified

0.651

0.410 – 0.891

0.603

0.383 – 0.823

BRFSS

0.488

0.124 – 0.853

0.488

0.124 – 0.853

Brunel PAQ

0.100

0.066 – 0.266

0.100

−0.066 – 0.266

CHAMPS

0.736

0.606 – 0.867

0.625

0.496 – 0.754

EPIC Norfolk

0.827

0.749 – 0.904

0.727

0.640 – 0.815

EPIC-s

0.667

0.468 – 0.866

0.454

0.257 – 0.650

GPAQ

0.950

0.855 – 1.000

0.861

0.717 – 1.000

IPAQ-Long

0.668

0.532 – 0.804

0.577

0.447 – 0.708

Minnesota LTPAQ

0.660

0.536 – 0.784

0.542

0.420 – 0.664

PAQ-M

0.874

0.760 – 0.988

0.783

0.665 – 0.901

PASE

0.777

0.631 – 0.923

0.596

0.450 – 0.741

RAPA

0.014

−0.017 – 0.045

0.043

−0.014 – 0.100

SBAS

0.836

0.717 – 0.955

0.649

0.507 – 0.791

SQUASH

0.830

0.678 – 0.982

0.580

0.386 – 0.774

YPAS

0.787

0.656 – 0.981

0.612

0.478 – 0.747

Zutphen

0.633

0.470 – 0.795

0.605

0.447 – 0.763