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Table 1 Characteristics of participants of the Internet Learning Center (ILC)

From: Efficacy of an internet-based tool for improving physician knowledge of chronic kidney disease: an observational study

Characteristics 2005-2006 2006-2007 2007-2008 2008-2009
No. of programs enrolled in ILC 23 63 80 87
No. of ILC registrants 5596 6920 6136 10,327
Total no. of participants completing CKD module 560 1322 1435 1686
Population included in current study*
No. of programs 23 61 76 87
No. of participants (%) 509 1233 1351 1609
  PGY-1 161 (32) 466 (36) 503 (37) 698 (43)
  PGY-2 176 (34) 399 (32) 483 (36) 482 (30)
  PGY-3 172 (34) 388 (32) 365 (27) 429 (27)
Programs affiliated with renal fellowship, n (%) 11 (48) 27 (43) 33 (43) 38 (44)
Programs by regional ESKD rate, n (%)
  Located in region with highest ESKD rate 6 (26) 26 (43) 26 (34) 27 (31)
  Located in region with lowest ESKD rate 1 (4) 6 (10) 4 (5) 9 (10)
  Mean pre-test score,% (SD) 45.1 (18.2) 49.3 (19.3) 57.0 (20.2) 55.2 (19.8)
  1. *Individuals beyond PGY-3 level of training excluded.
  2. Abbreviations: PGY, post-graduate year; ESKD, end-stage kidney disease; SD, standard deviation.