Table 1 Description of the dataset indices ^a

s

acquisition session

(the garment was doffed and donned before each session)

i

stage of a session

(the subject assumed a sitting resting position for 15 minutes between each stage, without doffing the garment)

j

kind of trunk movement performed

(flexion, extension, rightward or leftward bending)

l

Qualitative range of motion

(small, average or large, e.g. 30, 60, 90 deg in case of flexion)

m

Qualitative speed (slow, average or fast)

n

Variable number of repetitions for each