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| Year | Total Abstracts, No. | Abstracts, No. (%) | Published Articles, No. (%) | ||
|---|---|---|---|---|---|
| Published | Registered | Registered Abstracts (n = 78) | Unregistered Abstracts (n = 51) | ||
| 2008 | 28 | 23 (82.1) | 18 (64.3) | 17 (94.4) | 6 (60.0) |
| 2009 | 29 | 20 (69.0) | 19 (65.5) | 16 (84.2) | 4 (36.6) |
| 2010 | 36 | 24 (66.7) | 17 (47.2) | 15 (88.2) | 9 (47.4) |
| 2011 | 36 | 26 (72.2) | 24 (66.7) | 23 (95.8) | 3 (27.3) |
| Total | 129 | 93 (72.1) | 78 (60.5) | 71 (91.0) | 22 (43.1) |
