Subjects

Traction Positions

Traction Force

Traction Angle

Inclined

Sitting

30A

Not tested

100N

10˚/20˚/30˚/40˚

30B

Not tested

130N

10˚/20˚/30˚/40˚

50A

140N

10˚/20˚/30˚/40˚

50B

150N

10˚/20˚/30˚/40˚

60A

140N

10˚/20˚/30˚/40˚

60B

Not tested

160N

10˚/20˚/30˚/40˚