Table 2.

Quantitative Indexes related to the phases of the task: comparison between patients' and controls' group.

Phase	Index	Patients' median	Patients' range	Controls' median	Controls' range	Mann-Whitney P value
Reaching for the glass	Duration (s)	3.09	1.62–3.54	1.24	1.09–1.41	<0.003
	Arm elongation (%)	5.63	−9.27–35.83	49.21	34.10–69.50	<0.005
	Elbow ROM (°)	10.10	3.37–30.70	48.40	34.20–66.80	<0.003
	Trunk forward Inclination (%)	85.77	55.90–96.70	37.84	14.67–52.53	<0.003
	Trunk axial rotation (%)	10.20	5.80–12.53	14.15	9.25–17.37	<0.05
	Mouth forward displacement (mm)	190.33	152.40–218.75	97.07	31.63–129.75	<0.003
	Number of movement units of reaching	5	1–9	1	1-2	<0.0002
Bringing the glass to the mouth	Duration (s)	2.59	1.68–4.61	1.46	1.11–1.64	<0.003
	Arm contribution (%)	66.37	29.00–72.73	65.85	60.00–82.03	NS
	Mouth backward displacement (mm)	−90.13	−199.47–−39.00	−80.95	−104.35–−16.77	NS
	Number of movement units of bringing	4	1–17	1	1-2	<0.003
Putting the glass back on the table	Duration (s)	2.22	1.85–3.89	1.44	1.24–1.52	<0.003
	Arm contribution (%)	60.73	29.77–76.77	65.11	61.37–80.57	NS
Number of movement units of reaching and bringing		9.5	2–26	2	2-3	<0.0005