Comparing the Validity and Output of the GT1M and GT3X Accelerometer in 5- to 9-Year-Old Children

REFERENCES

• Bassett , D. R. Jr. , Rowlands , A. and Trost , S. G. 2012 . Calibration and validation of wearable monitors . Medicine & Science in Sports & Exercise , 44 : S32 – S38 .
   PubMed Web of Science ®Google Scholar
• Bland , J. M. and Altman , D. G. 1986 . Statistical methods for assessing agreement between two methods of clinical measurement . The Lancet , 1 : 307 – 310 .
   PubMed Web of Science ®Google Scholar
• Brosius , F. 2004 . SPSS 12 , Bonn , , Germany : mitp-Verlag .
   Google Scholar
• Chen , K. Y. , Janz , K. F. , Zhu , W. and Brychta , R. J. 2012 . Redefining the roles of sensors in objective physical activity monitoring . Medicine & Science in Sports & Exercise , 44 : S13 – S23 .
   PubMed Web of Science ®Google Scholar
• Cole , T. J. , Bellizzi , M. C. , Flegal , K. M. and Dietz , W. H. 2000 . Establishing a standard definition for child overweight and obesity worldwide: International survey . British Medical Journal , 320 : 1240 – 1243 .
   PubMed Web of Science ®Google Scholar
• Corder , K. , Brage , S. , Mattocks , C. , Ness , A. , Riddoch , C. , Wareham , N. J. and Ekelund , U. 2007 . Comparison of two methods to assess PAEE during six activities in children . Medicine & Science in Sports & Exercise , 39 : 2180 – 2188 .
   PubMed Web of Science ®Google Scholar
• Crouter , S. E. , Horton , M. and Bassett , D. R. Jr. 2012 . Use of a two-regression model for estimating energy expenditure in children . Medicine & Science in Sports & Exercise , 44 : 1177 – 1185 .
   PubMed Web of Science ®Google Scholar
• Elia , M. and Livesey , G. 1992 . Energy expenditure and fuel selection in biological systems: the theory and practice of calculations based on indirect calorimetry and tracer methods . World Review of Nutrition and Dietetics , 70 : 68 – 131 .
   PubMedGoogle Scholar
• Eston , R. G. , Rowlands , A. V. and Ingledew , D. K. 1998 . Validity of heart rate, pedometry, and accelerometry for predicting the energy cost of children's activities . Journal of Applied Physiology , 84 : 362 – 371 .
   PubMed Web of Science ®Google Scholar
• Faul , F. , Erdfelder , E. , Buchner , A. and Lang , A. G. 2009 . Statistical power analyses using G*Power 3.1: Tests for correlation and regression analyses . Behavior Research Methods , 41 : 1149 – 1160 .
   PubMed Web of Science ®Google Scholar
• Freedson , P.S. , Sirard , J. , Debold , E. , Pate , R. , Dowda , M. , Trost , S. and Sallis , J. 1997 . Calibration of the Computer Science and Applications, Inc. (CSA) accelerometer . Medicine & Science in Sports & Exercise , 29 : 45
   PubMed Web of Science ®Google Scholar
• Girard , O. , Chevalier , R. , Habrard , M. , Sciberras , P. , Hot , P. and Millet , G. P. 2007 . Game analysis and energy requirements of elite squash . Journal of Strength & Conditioning Research , 21 : 909 – 914 .
   PubMed Web of Science ®Google Scholar
• John , D. and Freedson , P. 2012 . ActiGraph and Actical physical activity monitors: A peek under the hood . Medicine & Science in Sports & Exercise , 44 : S86 – S89 .
   PubMedGoogle Scholar
• Matthews , C. E. 2005 . Calibration of accelerometer output for adults . Medicine & Science in Sports & Exercise , 37 : S512 – S522 .
   PubMed Web of Science ®Google Scholar
• Pearce , D. H. and Milhorn , H. T. Jr. 1977 . Dynamic and steady-state respiratory responses to bicycle exercise . Journal of Applied Physiology , 42 : 959 – 967 .
   PubMed Web of Science ®Google Scholar
• Puyau , M. R. , Adolph , A. L. , Vohra , F. A. and Butte , N. F. 2002 . Validation and calibration of physical activity monitors in children . Obesity Research , 10 : 150 – 157 .
   PubMedGoogle Scholar
• Rodriguez , G. , Moreno , L. A. , Sarria , A. , Fleta , J. and Bueno , M. 2002 . Resting energy expenditure in children and adolescents: Agreement between calorimetry and prediction equations . Clinical Nutrition , 21 : 255 – 260 .
   PubMed Web of Science ®Google Scholar
• Rothney , M. P. , Apker , G. A. , Song , Y. and Chen , K. Y. 2008 . Comparing the performance of three generations of ActiGraph accelerometers . Journal of Applied Physiology , 105 : 1091 – 1097 .
   PubMed Web of Science ®Google Scholar
• Sasaki , J. E. , John , D. and Freedson , P. S. 2011 . Validation and comparison of ActiGraph activity monitors . Journal of Science & Medicine in Sport , 14 : 411 – 416 .
   PubMed Web of Science ®Google Scholar
• Schofield , W. N. 1985 . Predicting basal metabolic rate, new standards and review of previous work . Human Nutrition: Clinical Nutrition , 39 : 5 – 41 .
   PubMedGoogle Scholar
• Silva , P. , Mota , J. , Esliger , D. and Welk , G. J. 2010 . Technical reliability assessment of the actigraph GT1M accelerometer . Measurement in Physical Education & Exercise Science , 14 : 79 – 91 .
   Google Scholar
• Stone , M. R. , Esliger , D. W. and Tremblay , M. S. 2007 . Comparative validity assessment of five activity monitors: Does being a child matter? . Pediatric Exercise Science , 19 : 291 – 309 .
   PubMed Web of Science ®Google Scholar
• Sun , D. X. , Schmidt , G. and Teo-Koh , S. M. 2008 . Validation of the RT3 accelerometer for measuring physical activity of children in simulated free-living conditions . Pediatric Exercise Science , 20 : 181 – 197 .
   PubMed Web of Science ®Google Scholar
• Treuth , M. S. , Schmitz , K. , Catellier , D. J. , McMurray , R. G. , Murray , D. M. Almeida , M. J. 2004 . Defining accelerometer thresholds for activity intensities in adolescent girls . Medicine & Science in Sports & Exercise , 36 : 1259 – 1266 .
   PubMed Web of Science ®Google Scholar
• Troiano , R. P. , Berrigan , D. , Dodd , K. W. , Masse , L. C. , Tilert , T. and McDowell , M. 2008 . Physical activity in the United States measured by accelerometer . Medicine & Science in Sports & Exercise , 40 : 181 – 188 .
   PubMed Web of Science ®Google Scholar
• Trost , S. G. , Ward , D. S. , Moorehead , S. M. , Watson , P. D. , Riner , W. and Burke , J. R. 1998 . Validity of the computer science and applications (CSA) activity monitor in children . Medicine & Science in Sports & Exercise , 30 : 629 – 633 .
   PubMed Web of Science ®Google Scholar
• Vogler , A. J. , Rice , A. J. and Gore , C. J. 2010 . Validity and reliability of the Cortex MetaMax3B portable metabolic system . Journal of Sports Sciences , 28 : 733 – 742 .
   PubMed Web of Science ®Google Scholar
• Welk , G. J. 2005 . Principles of design and analyses for the calibration of accelerometry-based activity monitors . Medicine & Science in Sports & Exercise , 37 : S501 – S511 .
   PubMed Web of Science ®Google Scholar
• Whipp , B. J. , Ward , S. A. , Lamarra , N. , Davis , J. A. and Wasserman , K. 1982 . Parameters of ventilatory and gas exchange dynamics during exercise . Journal of Applied Physiology , 52 : 1506 – 1513 .
   PubMed Web of Science ®Google Scholar