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. Author manuscript; available in PMC: 2019 Dec 1.
Published in final edited form as: J Neurosurg. 2018 Jun 1;130(4):1193–1202. doi: 10.3171/2017.12.JNS172331

TABLE 1. Included studies.

Study No. of Pts Study No. of Pts
Andersen et al., 1996 16 Maehara et al., 1996 12
Baba et al., 1996 10 Makari et al., 1989 20
Bower et al., 2013 50 Mamelak et al., 1993 15
Carmant et al., 1998 13 Murro et al., 1988 23
Chandra et al., 2016 16 Nordgren et al., 1991 17
Cohen et al., 1991 10 Oguni et al., 1991 31
Cukiert et al., 2006 67 Otsuki et al., 2016 13
Cukiert et al., 2009 11 Paglioli et al., 2016 36
Daniel et al., 1998 10 Papo et al., 1989 10
Fandino-Franky et al., 2000 92 Park et al., 2013 14
Fuiks et al., 1991 78 Passamonti et al., 2014 26
Garcia-Flores, 1987 14 Phillips & Sakas, 1996 13
Gates et al., 1987 24 Ping et al., 2009 31
Hodaie et al., 2001 17 Rahimi et al., 2007 37
Hong et al., 2018 10 Rathore et al., 2007 17
Iwasaki et al., 2012 13 Reutens et al., 1993 64
Iwasaki et al., 2016 13 Rossi et al., 1996 20
Jea et al., 2008 13 Shim et al., 2008 34
Kawai et al., 2004 10 Shimizu, 2005 41
Kim et al., 2004 42 Sorenson et al., 1997 23
Kokoszka et al., 2017 19 Spencer et al., 1988 22
Kwan et al., 2000 74 Sperling et al., 1999 46
Kwan et al., 2005 48 Stigsdotter-Broman et al., 2014 31
Lee et al., 2013 16 Sunaga et al., 2009 73
Lee et al., 2014 41 Tanriverdi et al., 2009 62
Liang et al., 2010 59 Turanli et al., 2006 16
Liang et al., 2014 23 Yang et al., 1996 25
Liang et al., 2015 14 Yang et al., 2014 29
Maehara & Shimizu, 2001 52 You et al., 2008 14

Pts = patients.