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. Author manuscript; available in PMC: 2014 Mar 17.

Published in final edited form as: Clin Trials. 2010 Feb;7(1):90–99. doi: 10.1177/1740774509357227

Table 3.

SELECT Accrual Summary: Before and After MREG Funding

	Pre MREG Funding			Post MREG Funding			Overall

	# African American	Total	Average Rate	# African American	Total	Average Rate	# African American	Total	Average Rate
MREG Study Sites (n=15)
Total participants	416	1,600		850	2,907		1,266	4,507
Average monthly accrual^a	35.8	131.9	27.2%	43.0	136.3	31.5%	39.7	134.0	29.6%
Non-MREG Study Sites (n=412)
Total participants	1,620	14,424		2,409	16,602		4,029	31,026
Average monthly accrual^a	131.1	1,192.1	11.0%	124.3	849.4	14.6%	131.6	995.9	13.2%
All Sites (n=427)
Total participants	2,036	16,024		3,259	19,509		5,295	35,533
Average monthly accrual^a	166.9	1324.0	12.6%	167.3	985.7	17.0%	171.3	1129.9	15.2%

Notes:

^a

A time-weighted average is used, based on when each site accrued its first participant to SELECT.