Table 3. Time window for the patient stay at each stage in reference to the workflow of Fig 1.

Hospital Unit	Registration	Diagnostic	Recovery	Palliative	Discharge
Time Interval [P, Q]	15 to 50mn	3 to 9h	1.5 to 4 days	0.5 to 2.5 days	30mn to 3h
Median of Statistical Distribution	35mn	5.6h	2.5 day	1.5 day	1.5h