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Table 2 Concurrent validity, expressed as correlation (Spearman’s rho) for accelerometer derived and self-reported estimates of PA and sedentary behaviour

From: Concurrent and predictive validity of physical activity measurement items commonly used in clinical settings– data from SCAPIS pilot study

 

Accelerometer PA

Self-reported PA

SED

LIPA

MVPA

TPA

SED bouts

CF

Total leisure time PA

 PHAS

−0.12

0.04

0.31

0.26

−0.12

0.22

 SGPALS

−0.07

0.01

0.23

0.21

−0.07

0.17

WALK

−0.20

0.14

0.24

0.26

−0.07

0.02

MVPA

−0.12

0.10

0.14

0.15

−0.04

0.16

Sedentary

0.30

−0.32

−0.03

−0.19

−0.20

0.07

  1. Values in bold denotes p <0.05
  2. PA Physical activity, PHAS PA-question by the Public Health Agency of Sweden, SGPALS Saltin-Grimby Physical Activity Level Scale, WALK Min per day of walking, MVPA Min per day of moderate-to-vigorous PA, SED % time spent sedentary (via accelerometer), LIPA % time spent in light intensity PA (via accelerometer), MVPA % time spent in moderate to vigorous PA (via accelerometer), TPA Total volume of PA expressed as mean cpm over the study period (via accelerometer), SED bouts Total time spent sedentary in prolonged bouts (>20 min), CF Cardiorespiratory fitness