Table 1 Characteristics of included studies.
Author | Year | Country | BD definition | A-P-NBD | CP-P-NBD |
---|---|---|---|---|---|
Akman-Demir23 | 2008 | Turkey | ISGBD criteria 1990 | 26 | 14 |
Coban24 | 1999 | Turkey | ISGBD criteria 1990 | 12 | 0 |
De Cata25 | 2007 | Italy | ISGBD criteria 1990 | 0 | 2 |
Haghighi45 | 2011 | Iran | ISGBD criteria 1990 | 0 | 8 |
Hirohata14 | 2012 | Japan | ISGBD criteria 1990 | 76 | 35 |
Kanoto27 | 2013 | Japan | ISGBD criteria 1990 | 0 | 4 |
Matsui28 | 2010 | Japan | Authors’ diagnosis | 0 | 2 |
Nakamura29 | 1994 | Japan | ISGBD criteria 1992 | 3 | 5 |
Noel16 | 2014 | France | ISGBD criteria 1990 | 78 | 37 |
Sumita30 | 2012 | Japan | ISGBD criteria 1990 | 10 | 8 |