Table 3.

Summary of Total Early-Phase Clinical Trials (EPT) Course 1 Protocol Requirements^a.

Item	Median	Mean	SD	Range
Length of course (weeks)	4	3.8	0.4	3-4
Baseline imaging (number of scans)	2.5	2.8	1.2	2-5
Physical exams (number)	4	3.8	0.4	3-4
Required blood draws (number)	12	11.3	4.7	4-16
Optional blood draws (number)	2.5	1.8	1.5	0-3
End-of-course imaging (number of scans)	2	1.5	1.2	0-3
Total required observations	20.5	19	5.9	10-26

^an = 5 different EPT protocols.