From: Infant trunk posture and arm movement assessment using pressure mattress, inertial and magnetic measurement units (IMUs)
Vol. type
Vol. [c m3]
Vol. normalized to Optotrak [%]
Opto
2IMUs
1UA
1FA
Concave
2724
96.4
57.7
59.5
Convex
4595
107.4
95.4
131.7