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Table 3 Overview triaxial activity monitors used in validation papers

From: Validity of activity monitors in health and chronic disease: a systematic review

Name

Manufacturer

Field(F)/Lab(L) + reference

Size (l x w x h) and (weight)

Placement

Cost

Epoch length

Data storage

Outcomes (measured)

Outcomes (calculated)

Actigraph GT3x

Actigraph LLC Pensacola, FL

L [79]

4.6 x 3.3 x 1.5 cm (19 g)

Hp, ankle or wrist

€936 (device + software)

1 s to 1 min

19 days

VMU, steps

EE, activity intensity level

RT3- Research Tracker

Stayhealthy Inc. Monrovia, CA

F [80, 81] + L [32, 38, 54, 55, 80, 82, 83]

7.1 x 5.6x 2.8 cm (65.2 g)

hip or waist

€142 per unit, €214 for docking station

1 s to 1 min

21 days

AC, VMU

EE

TriTrac R3D

Hemokinetics Inc, Madison, WI

F [14, 16, 80] + L [31–33, 41, 63, 75, 80, 82, 84–86]

10.8 x 6.8 x 3.3 cm (170.4 g)

waist

$500

1 min

14 days

AC, VMU

EE

Tracmor

Philips Research, Eindhoven, The Netherlands

F [87–94] + L [95–97]

7.2 x 2.6x 0.8 cm (22 g)

waist

€142 per unit, €214 for docking station

NA

21 days

AC

EE

Tracmor D (Philips DirectLife)

Philips New Wellness Solutions

F [98]

3,2 x 3,2 x 0,5 cm (12,5 g)

Lower back

€113

NA

22 weeks

AC

EE

Dynaport activity monitor

McRoberts BV, The Hague, The Netherlands

F [99]

12.5 x 9.5 x 3 cm (375 g)

waist + one leg sensor (thigh)

€4900 (+software)

1 s to 1 min

2 days (continuously)

More days if SD memory card is used

movement intensity, different body positions

 

Dynaport minimod

McRoberts BV, The Hague, The Netherlands

L [100, 101]

8.5 x 5 x 1 cm (70 g)

waist

€1500 (unit)

1 s to 1 min

7 days

movement intensity, different body positions,

steps

EE

Biotel 3dNx

Biotel Ltd, Bristol, UK

F [102] + L [29, 103]

12.5 x 5.8 x 0.8 cm

hip or waist

€800

5 s to 60s

700 days

VMU

EE

Actimarker, EW4800P

Panasonic Electric Works Co Ltd, Osaka, Japan

F [67]

6 x 3.5 x 1.3 cm (24 g)

waist

€86 (device)

1 min

180 days

VMU

EE

ActivTracer

GMS, Tokyo, Japan

L [104]

4.8 x 6.7 x 1.6 cm (57 g)

waist

   

VMU

EE, activity intensity level

Actical

Mini Mitter Co, Sunriver, OR, USA

F [105] + L [26, 38, 44, 54, 106–112]

2.8 x 2.7 x 1.0 cm (17.5 g)

hip, ankle or wrist

€678 (incl. software)/€321 (unit)

15 s to 1 min.

45 days (1 min epochs)

AC, steps

EE, activity intensity level

e-AR (earworn activity recognition sensor)

Sensixa Ltd, London, UK

L [113]

5,6 x 3,5 x 1,0 cm (7.4 g)

ear

NA

1 min

NA

AC

EE

PASE (Physical Activity Sensing Earpiece)

MMA7260Q, Freescale Semiconductor, Austin, Texas

L [114]

0,6 x 0,6 x 0,14 cm (40 g, including data logging system)

ear

NA

15 s to 1 min.

NA

Acceleration units

EE, activity intensity level

GENEA

Unilever Discovery, Sharnbrook Bedfordshire, UK

F [115] + L [55]

3,6 x 3,0 x 1,2 cm (16 g)

Wrist, waist, ankle

NA

NA

8 days

VMU

EE

Activity Style Pro HJA-350IT

Omron Healthcare, Kyoto, Japan

L [116]

7.4 x 4.6 x 3.4 cm (60 g)

waist

NA

NA

NA

VMU

Activity intensity level

CAM (Continuous Activity Monitor)

Maastricht Instruments B.V.

L [117]

6.3 x 4.5 x 1.8 (102 g)

leg

NA

NA

NA

VMU

Activity intensity level, Different body positions

  1. Field study (F), lab study ( L) or field + lab study ( F + L). AC; activity counts, VMU; vector magnitude units, EE; energy expenditure, NA; not available.