Journal: Sensors (Basel, Switzerland)

Article Title: Validation of Five Minimally Obstructive Methods to Estimate Physical Activity Energy Expenditure in Young Adults in Semi-Standardized Settings

doi: 10.3390/s150306133

Figure Lengend Snippet: Methods based on mounted equipment to calculate energy expenditure of different activities.

Article Snippet: This showed that CPM based linear equationfor a thigh-worn ActiGraph GT3X+ accelerometer was not a good predictor of changes in walking stairs intensity in this study.

Techniques: Software, Activity Assay

Journal: Sensors (Basel, Switzerland)

Article Title: Validation of Five Minimally Obstructive Methods to Estimate Physical Activity Energy Expenditure in Young Adults in Semi-Standardized Settings

doi: 10.3390/s150306133

Figure Lengend Snippet: Scatter plots and linear regression equations between CPM of a thigh-mounted ActiGraph GT3X+ accelerometer and EE measured by indirect calorimetry of physical activity types.

Article Snippet: This showed that CPM based linear equationfor a thigh-worn ActiGraph GT3X+ accelerometer was not a good predictor of changes in walking stairs intensity in this study.

Techniques: Activity Assay

Journal: Journal of sports sciences

Article Title: Day-level sedentary pattern estimates derived from hip-worn accelerometer cut-points in 8-12 year olds: Do they reflect postural transitions?

doi: 10.1080/02640414.2019.1605646

Figure Lengend Snippet: Mean differences in sedentary pattern variables between activPAL and the 15-second epoch ActiGraph accelerometer processing methods (N = 902 days from 195 children)

Article Snippet: Children were asked to simultaneously wear a hip-mounted ActiGraph (GT3X+; Pensacola, FL, USA) and thigh-mounted activPAL (PAL Technologies Ltd, Glasgow, UK) for eight consecutive days during waking hours, except during water-based activities.

Techniques:

Journal: Journal of sports sciences

Article Title: Day-level sedentary pattern estimates derived from hip-worn accelerometer cut-points in 8-12 year olds: Do they reflect postural transitions?

doi: 10.1080/02640414.2019.1605646

Figure Lengend Snippet: Mean differences in sedentary pattern variables between activPAL and the 60-second epoch ActiGraph processing methods (N = 902 days from 195 children)

Article Snippet: Children were asked to simultaneously wear a hip-mounted ActiGraph (GT3X+; Pensacola, FL, USA) and thigh-mounted activPAL (PAL Technologies Ltd, Glasgow, UK) for eight consecutive days during waking hours, except during water-based activities.

Techniques:

Journal: Journal of sports sciences

Article Title: Day-level sedentary pattern estimates derived from hip-worn accelerometer cut-points in 8-12 year olds: Do they reflect postural transitions?

doi: 10.1080/02640414.2019.1605646

Figure Lengend Snippet: a. Agreement plots for sedentary pattern variables between activPAL and ActiGraph 100 counts per 60-seconds cut-point (N = 899 days from 195 children)

Article Snippet: Children were asked to simultaneously wear a hip-mounted ActiGraph (GT3X+; Pensacola, FL, USA) and thigh-mounted activPAL (PAL Technologies Ltd, Glasgow, UK) for eight consecutive days during waking hours, except during water-based activities.

Techniques:

Journal: Journal of sports sciences

Article Title: Day-level sedentary pattern estimates derived from hip-worn accelerometer cut-points in 8-12 year olds: Do they reflect postural transitions?

doi: 10.1080/02640414.2019.1605646

Figure Lengend Snippet: a. Agreement plots for sedentary pattern variables between activPAL and ActiGraph 300 counts per 60-seconds cut-point (N = 899 days from 195 children)

Article Snippet: Children were asked to simultaneously wear a hip-mounted ActiGraph (GT3X+; Pensacola, FL, USA) and thigh-mounted activPAL (PAL Technologies Ltd, Glasgow, UK) for eight consecutive days during waking hours, except during water-based activities.

Techniques:

Journal: Medicine and science in sports and exercise

Article Title: Ability of Thigh-Worn ActiGraph and activPAL Monitors to Classify Posture and Motion

doi: 10.1249/MSS.0000000000000497

Figure Lengend Snippet: Specifications of activPAL and ActiGraph GT3X+.

Article Snippet: When worn on the thigh, this could contribute to step count inaccuracy if actual step count was an outcome of interest. table ft1 table-wrap mode="anchored" t5 TABLE 1. caption a7 activPAL3 ActiGraph GT3X+ Physical Dimensions 5.3 cm × 3.5 cm × 0.7 cm 4.6 cm × 3.3 cm × 1.5 cm Weight 15 g 19 g Communication Five-port docking station with data transfer port Full-speed USB 2.0 Performance Transducer/sensor Capacitance-based accelerometer Triaxis solid-state accelerometer (ambient light photodiode) Dynamic range ±2 g ±6 g Sample rate 20 Hz 30–100 Hz in 10-Hz increments Resolution 8-bit A/D conversion 12-bit A/D conversion; 2.93 mG (raw data) Memory capacity 16 MB 512 MB Battery life 10 d 30 d (fully charged) Water resistance Can be waterproofed to allow wear in shower 1 m for 30 min Calibration Internal Internal Wear location Thigh Wrist, waist, ankle, and thigh Open in a separate window Specifications of activPAL and ActiGraph GT3X+.

Techniques: Battery

Journal: Medicine and science in sports and exercise

Article Title: Ability of Thigh-Worn ActiGraph and activPAL Monitors to Classify Posture and Motion

doi: 10.1249/MSS.0000000000000497

Figure Lengend Snippet: Monitor arrangement. ActiGraph and activPAL™ were worn on the front midline of the right thigh midway between the hip and the knee joint.

Article Snippet: When worn on the thigh, this could contribute to step count inaccuracy if actual step count was an outcome of interest. table ft1 table-wrap mode="anchored" t5 TABLE 1. caption a7 activPAL3 ActiGraph GT3X+ Physical Dimensions 5.3 cm × 3.5 cm × 0.7 cm 4.6 cm × 3.3 cm × 1.5 cm Weight 15 g 19 g Communication Five-port docking station with data transfer port Full-speed USB 2.0 Performance Transducer/sensor Capacitance-based accelerometer Triaxis solid-state accelerometer (ambient light photodiode) Dynamic range ±2 g ±6 g Sample rate 20 Hz 30–100 Hz in 10-Hz increments Resolution 8-bit A/D conversion 12-bit A/D conversion; 2.93 mG (raw data) Memory capacity 16 MB 512 MB Battery life 10 d 30 d (fully charged) Water resistance Can be waterproofed to allow wear in shower 1 m for 30 min Calibration Internal Internal Wear location Thigh Wrist, waist, ankle, and thigh Open in a separate window Specifications of activPAL and ActiGraph GT3X+.

Techniques:

Journal: Medicine and science in sports and exercise

Article Title: Ability of Thigh-Worn ActiGraph and activPAL Monitors to Classify Posture and Motion

doi: 10.1249/MSS.0000000000000497

Figure Lengend Snippet: Percent time anatomical posture was coded correctly (±95% CI) and incorrectly (as sitting, standing, or stepping) for each monitor and activity conducted in the laboratory ( n = 21).

Article Snippet: When worn on the thigh, this could contribute to step count inaccuracy if actual step count was an outcome of interest. table ft1 table-wrap mode="anchored" t5 TABLE 1. caption a7 activPAL3 ActiGraph GT3X+ Physical Dimensions 5.3 cm × 3.5 cm × 0.7 cm 4.6 cm × 3.3 cm × 1.5 cm Weight 15 g 19 g Communication Five-port docking station with data transfer port Full-speed USB 2.0 Performance Transducer/sensor Capacitance-based accelerometer Triaxis solid-state accelerometer (ambient light photodiode) Dynamic range ±2 g ±6 g Sample rate 20 Hz 30–100 Hz in 10-Hz increments Resolution 8-bit A/D conversion 12-bit A/D conversion; 2.93 mG (raw data) Memory capacity 16 MB 512 MB Battery life 10 d 30 d (fully charged) Water resistance Can be waterproofed to allow wear in shower 1 m for 30 min Calibration Internal Internal Wear location Thigh Wrist, waist, ankle, and thigh Open in a separate window Specifications of activPAL and ActiGraph GT3X+.

Techniques: Activity Assay

Journal: Medicine and science in sports and exercise

Article Title: Ability of Thigh-Worn ActiGraph and activPAL Monitors to Classify Posture and Motion

doi: 10.1249/MSS.0000000000000497

Figure Lengend Snippet: Confusion matrix for synchronized activPAL and ActiGraph data during the 3-d free-living protocol ( n = 18).

Article Snippet: When worn on the thigh, this could contribute to step count inaccuracy if actual step count was an outcome of interest. table ft1 table-wrap mode="anchored" t5 TABLE 1. caption a7 activPAL3 ActiGraph GT3X+ Physical Dimensions 5.3 cm × 3.5 cm × 0.7 cm 4.6 cm × 3.3 cm × 1.5 cm Weight 15 g 19 g Communication Five-port docking station with data transfer port Full-speed USB 2.0 Performance Transducer/sensor Capacitance-based accelerometer Triaxis solid-state accelerometer (ambient light photodiode) Dynamic range ±2 g ±6 g Sample rate 20 Hz 30–100 Hz in 10-Hz increments Resolution 8-bit A/D conversion 12-bit A/D conversion; 2.93 mG (raw data) Memory capacity 16 MB 512 MB Battery life 10 d 30 d (fully charged) Water resistance Can be waterproofed to allow wear in shower 1 m for 30 min Calibration Internal Internal Wear location Thigh Wrist, waist, ankle, and thigh Open in a separate window Specifications of activPAL and ActiGraph GT3X+.

Techniques:

Journal: Medicine and science in sports and exercise

Article Title: Ability of Thigh-Worn ActiGraph and activPAL Monitors to Classify Posture and Motion

doi: 10.1249/MSS.0000000000000497

Figure Lengend Snippet: Number of transitions per day, by device, during the free-living protocol ( n = 18).

Article Snippet: When worn on the thigh, this could contribute to step count inaccuracy if actual step count was an outcome of interest. table ft1 table-wrap mode="anchored" t5 TABLE 1. caption a7 activPAL3 ActiGraph GT3X+ Physical Dimensions 5.3 cm × 3.5 cm × 0.7 cm 4.6 cm × 3.3 cm × 1.5 cm Weight 15 g 19 g Communication Five-port docking station with data transfer port Full-speed USB 2.0 Performance Transducer/sensor Capacitance-based accelerometer Triaxis solid-state accelerometer (ambient light photodiode) Dynamic range ±2 g ±6 g Sample rate 20 Hz 30–100 Hz in 10-Hz increments Resolution 8-bit A/D conversion 12-bit A/D conversion; 2.93 mG (raw data) Memory capacity 16 MB 512 MB Battery life 10 d 30 d (fully charged) Water resistance Can be waterproofed to allow wear in shower 1 m for 30 min Calibration Internal Internal Wear location Thigh Wrist, waist, ankle, and thigh Open in a separate window Specifications of activPAL and ActiGraph GT3X+.

Techniques: