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Table 2 Subgroups: unruptured and ruptured IA data extraction

From: Clipping versus coiling in posterior circulation intracranial aneurysms: a meta-analysis

First author Country Publication year Covered period (years) Total patients Patients clipping Patients coiling Op-Mo clipping Op-Mo coiling PND clipping PND coiling La-Mo clipping La-Mo coiling Re-int clipping Re-int coiling
Unruptured posterior circulation IA data extraction
 Kocaeli H The USA 2009 7 7 3 4 0 0 1 2 0 0 0 0
 Sung KS Korea 2009 4 7 1 6 0 0 0 0 0 0
 Jin SC Korea 2009 8 28 17 11 1 0 3 1 0 0
 Tokimura H Japan 2011 10 2 1 1 0 0 0 0
 Sharma M The USA 2013 5 20 5 15 0 0 1 0 0 0
 Bacigaluppi S Italy 2013 10 2 1 1 0 0 1 0 0 0 0 0
 Jang EW Korea 2015 14 82 17 65 0 1 1 2
 Total patients 148 45 103 1 1 7 5 0 0 0 0
Ruptured posterior circulation IA data extraction
 Seifert V Germany 2001 7 22 21 1 2 0 9 0 0 0
 Lusseveld E Netherlands 2002 16 88 44 44 5 2 8 3
 Uhl E Germany 2003 7 3 1 2 0 0 0 2 0 0 0 1
 Sheah K Singapore 2005 14 6 1 5 0 0 0 0 0 0 0 1
 Sandalcioglu I Germany 2005 5 21 8 13 0 1 3 5 1 3
 Kocaeli H The USA 2009 7 5 3 2 0 1 1 0 0 0 0 1
 Sung KS Korea 2009 4 27 20 7 0 0
 Jin SC Korea 2009 8 49 17 32 0 6 3 3 0 0
 Kaku Y Japan 2010 3 11 4 7 0 1
 Nourbakhsh A The USA 2010 10 13 10 3 8 2 0 0 2 0
 Zhou Y Japan 2010 5 4 2 2 0 1 1 0
 Tokimura H Japan 2011 10 21 18 3 0 0 2 0
 Hong YH Korea 2011 15 20 11 9 3 3 5 3 0 0
 Spetzler R The USA 2013 4 69 40 29 0 0 0 1
 Sejkorova A Czech Republic 2015 9 4 1 3 1 2 0 1 0 0 0 1
 Total patients 363 201 162 11 17 40 19 1 4 2 4
  1. data not reported