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Quantifying activity time via pedometry in fifth- and sixth-grade physical education.

Philip W Scruggs¹

¹Kinesiology Department at the Universe of Wisconsin-Madison, Madison, WI 53706, USA.

Journal of Physical Activity & Health

|June 16, 2007

Summary

Establishing a physical activity (PA) guideline of 60-62 steps/min in physical education (PE) accurately identifies students meeting PA time requirements. This pedometer-based approach offers objective PA surveillance in schools.

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Area of Science:

Pedagogy
Public Health
Kinesiology

Background:

Physical activity (PA) surveillance in physical education (PE) needs objective measures.
Current methods may not accurately reflect student engagement during PE lessons.

Purpose of the Study:

To establish a steps/min guideline for accurately classifying fifth and sixth graders' PA levels in PE.
To validate pedometry as a tool for PA surveillance in PE settings.

Main Methods:

147 students (11.48 ± 0.83 years) from five schools participated.
Physical activity was assessed using behavioral observation and pedometry.
Logistic regression, linear regression, and ROC curve analysis were used to determine cut points.

Main Results:

Physical activity measures from observation and pedometry were strongly correlated (r = 0.80).
A steps/min interval of 60-62 was identified as the optimal cut point.

Conclusions:

Steps/min is a valid and practical method for quantifying PA time in structured programs like PE.
Pedometry provides objective and accurate PA surveillance, supporting public health goals within PE.