Table 2.

Characteristics of contracts reported. The table shows the number of contracts aggregated across 29 CTSA sites for which time interval data were reported

Characteristics of contracts reported
Milestones	Final negotiation (%)	IRB approval (%)	Full execution (%)	Full execution and IRB approval (%)
Number of contracts	467 (100)	427 (100)	454 (100)	454 (100)
Variables
Master agreement	117 (25)	105 (25)	112 (26)	105 (23)
Previously negotiated terms	88 (19)	79 (19)	84 (19)	79 (17)
Multicenter clinical trial	370 (79)	333 (78)	355 (78)	333 (73)
Contract research organization (CRO)	128 (27)	115 (27)	123 (27)	115 (25)
Investigator initiated clinical trial	53 (11)	46 (11)	51 (11)	46 (10)