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Table 1 Baseline characteristics of the enrolled studies

From: Elevated matrix metalloproteinase-7 expression promotes metastasis in human lung carcinoma

First author Year Country Tumor Sex (M/F) Age (years) Sample Method NOS score
Wang JX [39] 2012 China 56 41/15 58 (34 to 75) Tissue SP 6
Yamamoto T [27] 2012 Japan 78 54/24 64.7 ± 10.8 Tissue SP 7
Bao WH [33] 2011 China 60 42/18 60 (36 to 73) Tissue SP 6
Ban YY [32] 2011 China 80 52/28 60 935 to 82) Tissue SP 7
Zhang Y [41] 2009 China 70 44/26 65 (48 to 79) Tissue SP 7
Song BH [38] 2009 China 66 52/14 59 Tissue SP 6
Li JF [35] 2009 China 30 19/11 56 (40 to 82) Tissue SP 6
Xing YH [40] 2008 China 58 44/14 58 (36 to 78) Tissue Non-SP 6
Liu H [24] 2008 China 159 118/41 54 (39 to 74) Tissue Non-SP 8
Liu D [17] 2007 Japan 147 99/48 - Tissue Non-SP 7
Leinonen T [25] 2006 Finland 212 192/20 63 (42 to 78) Tissue Non-SP 8
Hsu CP [34] 2006 China 57 49/8 66.3 (36 to 84) Tissue Non-SP 6
Mei TH [37] 2004 China 74 45/29 54 (26 to 72) Tissue SP 7
Lin TS [36] 2004 China 452 361/91 - Tissue Non-SP 8
  1. F, female; M, male; NOS, Newcastle-Ottawa Scale; SP, streptavidin-peroxidase.