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Table 4 Mean difference between observed and predicted time in each activity intensity

From: Feasibility and validity of accelerometer measurements to assess physical activity in toddlers

OSRAC-P activity intensity level

Observed time (mean min ± SD)

Cut point

Mean difference (min)

ULOA (min)

LLOA (min)

Stationary and motionless to stationary with movement of limbs or trunk behavior (sedentary behavior)

68.5 ± 37.6

Pate (≤ 37)

1.5

14.0

-11.0

  

Sirard 3-year olds (≤ 301)

-11.5

2.1

-25.0

  

Van Cauwenberghe (≤ 372)

-13.0

0.6

-26.9

Slow, easy movement (light physical activity)

49.4 ± 21.2

Pate (38 - 419)

-3.0

8.2

-14.2

  

Sirard 3-year olds (302 - 614)

8.2

18.6

-2.2

  

Van Cauwenberghe (373 - 584)

9.9

19.8

-0.1

Moderate to fast movement (moderate-to-vigorous physical activity)

18.1 ± 16.3

Pate (≥ 420)

1.5

8.2

-5.2

  

Sirard 3-year olds (≥ 615)

3.3

0.5

-3.9

  

Van Cauwenberghe (≥ 585)

3.2

10.4

-4.1

  1. OSRAC-P, Observational System for Recording Physical Activity in Children-Preschool; ULOA, upper limits of agreement; LLOA, lower limits of agreement