Table V.

Timed p-score (p-score).

Pooling	Endoscopic landmark
Site	Vallecule – marginal zone	1
	Pyriform sinus	2
	Vestibule – vocal cords	3
	Below the vocal cords	4
Amount	Coating	1
	Minimum	2
	Maximum	3
Management	< 2	2
	2 > < 5	3
	> 5	4
Score	P 4-11	T
Time	FOC	X

Factor of correction (FOC): 0-5 secs =+1, 6-10 secs =+2, 11-15 secs =+3, 16-20 secs =+4, 21-25 secs =+5, 26-30 secs =+6, 31-35 secs =+7, 36-40 secs =+8, > 40 secs =+9