Table 1 Basic characteristics of the studies enrolled
From: Prognostic impact of platelet-to-lymphocyte ratio on diffuse large B-cell lymphoma: a meta-analysis
Author | Year | Country | Ethnicity | Sample size | Sex (M/F) | Age (year) Median (range) | Stage | Treatment | Cut-off | Duration | NOS score | Survival outcome |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Melchardt | 2015 | Austria | Caucasian | 515 | 270/245 | 65 (20–92) | I–IV | R-CHOP | 435 | 2004–2014 | 8 | OS |
Ni | 2016 | China | Asian | 59 | 36/23 | 54 (14–75) | I–IV | R-CHOP | 270 | 2009–2015 | 8 | OS, PFS |
Perisa | 2016 | Croatia | Caucasian | 103 | 37/66 | 63 (22–87) | I–IV | R-CHOP | 162 | 2006–2015 | 7 | OS, PFS |
Hao | 2017 | China | Asian | 252 | 165/87 | 49 (16–82) | I–-IV | R-CHOP/CHOP | 150 | 2003–2014 | 8 | OS, PFS |
Han | 2018 | China | Asian | 361 | 203/158 | 55 (12–91) | III–IV | R-CHOP/CHOP | 300 | 2006–2012 | 6 | OS, PFS |
Wang | 2018 | China | Asian | 182 | 96/86 | 59 (18–80) | I–IV | R-CHOP | 150 | 2005–2016 | 7 | OS, PFS |
Zhao | 2018 | China | Asian | 309 | 186/123 | 58 (16–90) | I–IV | R-CHOP | 170 | 2009–2015 | 7 | OS, PFS |
Lin | 2019 | China | Asian | 150 | 96/54 | 56 (15–94) | I–IV | R-CHOP/CHOP | 143 | 2013–2017 | 6 | OS, PFS |