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Table 1 Baseline Characteristics of Included Studies

From: Prognostic impact of neutrophil-to-lymphocyte ratio in gliomas: a systematic review and meta-analysis

Study Year Country Duration Histology Sample size (Femal/Male) Age Treatment Sampling time NLR Cut-off value Outcome NOS score
Bambury et al. [17] 2013 USA 2004-2013 glioblastoma multiforme 84 (19/65) median 58 S+R+C pretreatment 4 multivariate 7
Han et al. [18] 2015 China 2010-2014 glioblastoma 152 (57/95) mean 50 NR pretreatment 4 multivariate 6
Auezova et al. [19] 2016 Russia 2009-2012 gliomas 178 (85/93) mean 41 NR pretreatment 4 univariate 5
S.S.Q. et al. [29] 2017 Singapore NR glioblastoma 58 (NR) NR NR perioperative 2.5 multivariate 5
Kaya et al. [20] 2017 Turkey 2011-2015 glioblastoma 90 (NR) mean 55 S+R+C pretreatment 5 multivariate 5
Lopes et al. [21] 2017 Portugal 2005-2013 glioblastoma multiforme 140 (42/98) mean 62 S+C pretreatment 5 multivariate 5
Matthew et al. [22] 2017 Canada 2004-2010 glioblastoma 369 (131/238) median 55 S+R+C postoperative 7.5 multivariate 5
Wang et al. [23] 2017 China 2009-2014 glioblastoma 166 (70/96) mean 52 NR pretreatment 4 multivariate 5
Wiencke et al. [24] 2017 USA NR glioma (grade II-IV) 72 (20/52) median 47 NR postoperative 4 multivariate 5
Bao et al. [28] 2018 China 2012-2017 glioma 219 (95/124) NR NR pretreatment 2.5 multivariate 6
Wang et al. [25] 2018 China 2010-2013 glioma (grade I-IV) 112 (42/70) mean 50 NR pretreatment 4 multivariate 6
Weng et al. [26] 2018 China 2011-2014 glioblastoma 105 (52/53) NR S+R+C pretreatment 4 multivariate 5
Yersal et al. [27] 2018 Turkey 2012-2017 glioblastoma 80 (41/39) mean 56 S+R+C pretreatment 4 univariate 5
Hao et al. [31] 2019 China 2012-2017 glioblastoma multiforme 187 (71/116) mean 55 NR NR 4.1 univariate 6
Yang et al. [30] 2019 China 2008-2012 glioblastoma multiforme 128 (57/71) mean 55 S+R+C NR 2.8 multivariate 5
Gan et al. [32] 2019 China 2014-2018 glioma (grade III-IV ) 135 (46/89) Mean70 S+R+C pretreatment 3 multivariate 5
  1. NR Not reported, S Surgery, R Radioation, C Chemotherapy, NOS Newcastle Ottawa Scale
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World Journal of Surgical Oncology

ISSN: 1477-7819

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