Search Results - "Staudenmayer, John W"

Validity of Two Wearable Monitors to Estimate Breaks from Sedentary Time by LYDEN, Kate, KOZEY KEADLE, Sarah L, STAUDENMAYER, John W, FREEDSON, Patty S

“…Investigations using wearable monitors have begun to examine how sedentary time behaviors influence health. The objective of this study is to demonstrate the…”
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Sleep Measurement Using Wrist-Worn Accelerometer Data Compared with Polysomnography by Chase, John D, Busa, Michael A, Staudenmayer, John W, Sirard, John R

“…This study determined if using alternative sleep onset (SO) definitions impacted accelerometer-derived sleep estimates compared with polysomnography (PSG)…”
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Accelerometer Output and MET Values of Common Physical Activities by KOZEY, Sarah L, LYDEN, Kate, HOWE, Cheryl A, STAUDENMAYER, John W, FREEDSON, Patty S

“…This article 1) provides the calibration procedures and methods for metabolic and activity monitor data collection, 2) compares measured MET values to the MET…”
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The impact of the COVID-19 pandemic on physical activity and sedentary behavior during pregnancy: a prospective study by Park, Susan, Marcotte, Robert T, Staudenmayer, John W, Strath, Scott J, Freedson, Patty S, Chasan-Taber, Lisa

“…Prior studies evaluating the impact of the COVID-19 pandemic on pregnancy physical activity (PA) have largely been limited to internet-based surveys not…”
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A Framework to Evaluate Devices That Assess Physical Behavior by Keadle, Sarah Kozey, Lyden, Kate A, Strath, Scott J, Staudenmayer, John W, Freedson, Patty S

“…Body-worn devices that estimate physical behavior have tremendous potential to address key research gaps. However, there is no consensus on how devices and…”
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Performance of Activity Classification Algorithms in Free-Living Older Adults by SASAKI, JEFFER EIDI, HICKEY, AMANDA M, STAUDENMAYER, JOHN W, JOHN, DINESH, KENT, JANE A, FREEDSON, PATTY S

“…PURPOSEThe objective of this study is to compare activity type classification rates of machine learning algorithms trained on laboratory versus free-living…”
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Estimating Sedentary Time from a Hip- and Wrist-Worn Accelerometer by MARCOTTE, ROBERT T., PETRUCCI, GREG J., COX, MELANNA F., FREEDSON, PATTY S., STAUDENMAYER, JOHN W., SIRARD, JOHN R.

“…PURPOSEThis study aimed to determine the validity of existing methods to estimate sedentary behavior (SB) under free-living conditions using ActiGraph GT3X+…”
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Multisensor Data Fusion for Physical Activity Assessment by Liu, Shaopeng, Gao, Robert X., John, Dinesh, Staudenmayer, John W., Freedson, Patty S.

“…This paper presents a sensor fusion method for assessing physical activity (PA) of human subjects, based on support vector machines (SVMs). Specifically,…”
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Comparison of the ActiGraph 7164 and the ActiGraph GT1M during self-paced locomotion by Kozey, Sarah L, Staudenmayer, John W, Troiano, Richard P, Freedson, Patty S

“…This study compared the ActiGraph accelerometer model 7164 (AM1) with the ActiGraph GT1M (AM2) during self-paced locomotion. Participants (n = 116, aged 18-73…”
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Accelerometer Prediction of Energy Expenditure: Vector Magnitude Versus Vertical Axis by HOWE, Cheryl A, STAUDENMAYER, John W, FREEDSON, Patty S

“…It is suggested that triaxial accelerometers (RT3) are superior to single-plane accelerometers for predicting energy expenditure (EE). To compare the RT3…”
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Classification Accuracy of the Wrist-Worn Gravity Estimator of Normal Everyday Activity Accelerometer by WELCH, WHITNEY A., BASSETT, DAVID R., THOMPSON, DIXIE L., FREEDSON, PATTY S., STAUDENMAYER, JOHN W., JOHN, DINESH, STEEVES, JEREMY A., CONGER, SCOTT A., CEASER, TYRONE, HOWE, CHERYL A., SASAKI, JEFFER E., FITZHUGH, EUGENE C.

“…PURPOSEThe purpose of this study was to determine whether the published left-wrist cut points for the triaxial Gravity Estimator of Normal Everyday Activity…”
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Hormesis Outperforms Threshold Model in National Cancer Institute Antitumor Drug Screening Database by Calabrese, Edward J., Staudenmayer, John W., Stanek, Edward J., Hoffmann, George R.

“…Which dose-response model best explains low-dose responses is a critical issue in toxicology, pharmacology, and risk assessment. The present paper utilized the…”
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Wireless Design of a Multisensor System for Physical Activity Monitoring by Mo, Lingfei, Liu, Shaopeng, Gao, Robert X., John, Dinesh, Staudenmayer, John W., Freedson, Patty S.

“…Real-time monitoring of human physical activity (PA) is important for assessing the intensity of activity and exposure to environmental pollutions. A wireless…”
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Estimating The Relative Intensity Of Free-living Behaviors Using Wearable Accelerometers: 1096 by Marcotte, Robert T., Park, Susan, Staudenmayer, John W., Paluch, Amanda E., Sirard, John R.

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Independent Sample Validation Of A Novel Sojourn-based Wrist Accelerometer Method In Free-living Settings: 637 by Marcotte, Robert T., Busa, Michael A., Staudenmayer, John W., Sirard, John R.

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Independent Sample Validation Of A Novel Sojourn-based Wrist Accelerometer Method In Free-living Settings: 637 by Marcotte, Robert T., Busa, Michael A., Staudenmayer, John W., Sirard, John R.

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Impact Of COVID-19 On Domains Of Physical Activity In Pregnant Women: 1064 by Park, Susan, Marcotte, Robert T., Staudenmayer, John W., Strath, Scott J., Freedson, Patty S., Chasan-Taber, Lisa

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Impact Of COVID-19 On Domains Of Physical Activity In Pregnant Women: 1064 by Park, Susan, Marcotte, Robert T., Staudenmayer, John W., Strath, Scott J., Freedson, Patty S., Chasan-Taber, Lisa

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A Method To Estimate Free-living Behaviors Using High-frequency Wrist Accelerometer Data: 633 May 27 1:30 PM - 1:45 PM by Marcotte, Robert T., Petrucci, Greg J., Cox, Melanna F., Freedson, Patty S., Staudenmayer, John W., Sirard, John R.

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FREE-LIVING VALIDATION AND HARMONIZATION OF 10 WEARABLE STEP-COUNT MONITORS: 639 by Park, Susan, Marcotte, Robert T., Toth, Lindsay P., Paulus, Paige, Lauricella, Lindsey, Kim, Andrew H., Crouter, Scott E., Springer, Cary M., Staudenmayer, John W., Bassett, David R.

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