Characteristic | NKF (n = 29) | ASN (n = 54) | ERA-EDTA (n = 44) | Published, n (%) (n = 127) |
---|---|---|---|---|
Country Origin | ||||
American center | 27 | 20 | 4 | 50 (39) |
Non-American center | 2 | 34 | 40 | 77 (61) |
Collaborative Study | ||||
Yes | 1 | 8 | 6 | 15 (12) |
No | 28 | 46 | 38 | 112 (88) |
Research Type | ||||
Basic Science | 3 | 25 | 3 | 31 (24) |
Clinical | 26 | 29 | 41 | 96 (76) |
Methodology | ||||
Randomized Control Trial | 1 | 4 | 6 | 11 (9) |
Cohort Study | 19 | 18 | 17 | 54 (42) |
Case Control Study | 0 | 0 | 4 | 4 (3) |
Case Series/Case Study | 1 | 1 | 1 | 3 (2) |
Cross Sectional | 4 | 7 | 5 | 16 (13) |
Other | 4 | 24 | 11 | 39 (31) |
Industry Sponsorship | ||||
Yes | 8 | 12 | 3 | 23 (18) |
No | 21 | 42 | 41 | 104 (82) |
Positive Primary Outcome | ||||
Yes | 18 | 45 | 41 | 104 (82) |
No | 6 | 4 | 2 | 12 (9) |
Not Specified/Not Applicable | 5 | 5 | 1 | 11 (9) |
Multi-centered Study | ||||
Yes | 11 | 30 | 14 | 55 (43) |
No | 18 | 24 | 30 | 72 (57) |
Time to Publication, in months | 13.0 | 10.0 | 12.5 | 12.0 (6-22) |
Median (IQR) | (7-21) | (5-20) | (8-22.5) |