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Table 1 Values for goniometer-set and SMA-derived arm elevation angles (mean ± sd)

From: Can a physical activity monitor provide a valid measure of arm elevation angle? A study to assess agreement between the SenseWear Mini Armband and the universal goniometer

Goniometer-set angle (gΘ) (degrees)

SMA-derived angle (a1Θ) (degrees)

Goniometer-set angle (gΘ) (degrees)

SMA-derived angle (a1Θ) (degrees)

 

Right arm flexion

Left arm flexion

 

Right arm abduction

Left arm abduction

Arm-by-side* (right: 1 ± 1, left: 2 ± 2)

14 ± 3a

15 ± 5a

Arm-by-side* (right: 7 ± 2, left: 6 ± 2)

13 ± 3a

14 ± 5a

30

33 ± 5b

33 ± 5b

30

27 ± 6b

31 ± 5

45

46 ± 4

45 ± 5

45

44 ± 5

46 ± 5

60

59 ± 4

59 ± 6

60

59 ± 6

59 ± 6

90

83 ± 5a

80 ± 6a

90

83 ± 5a

83 ± 5a

120

110 ± 4a

108 ± 5a

120

111 ± 4a

108 ± 5a

150

134 ± 5a

132 ± 6a

150

135 ± 4a

130 ± 4a

Maximal active ROM* (right: 164 ± 5, left: 165 ± 4)

147 ± 5a

145 ± 6a

Maximal active ROM* (right: 169 ± 4, left: 170 ± 4)

a1Θ = 149 ± 5a

a1Θ = 145 ± 6a

  1. ROM: range of motion.
  2. *Note that there was variation between individuals, and for individuals between left and right shoulders, for gΘ for ‘arm-by-side’ and ‘maximal active ROM’ positions.
  3. ap < 0.001 vs gΘ; bp < 0.05 vs gΘ.