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Table 1 Characteristics of included studies

From: Prognostic value of systemic immune-inflammation index in patients with urologic cancers: a meta-analysis

Study/year Cancer type Country/region Study type Included period No of samples Age Primary outcome
Ugo De Giorgi (2019) mRCC Italy P 2015–2016 313 65 OS/PFS
Cristian Lolli (2016) mRCC Italy R NA 335 63 OS/PFS
Wentao Zhang (2019) BC China R 2015–2019 209 66.7 OS
Rebuzzi S.E. (2020) mRCC Italy R 2016–2019 189 69 OS
Pawel Chrom (2018) mRCC Poland R 2008–2016 502 NA OS
Cristian Lolli (2016) mCRPC Italy R 2011–2015 230 74 OS
Sacit Nuri Gorgel (2019) MIBC Turkey R 2006–2018 191 62.1 OS/CSS
Ghanghoria A (2020) RCC India R NA 33 NA OS
Hau-Chern Jan (2018) UTUC Taiwan R 2007–2017 424 70 OS/PFS/CSS
Ya‑nan Man (2019) mCRPC China R 2010–2018 179 70 OS
Emin Ozbek (2019) RCC Turkey R NA 176 62 OS/DSS
Liancheng Fan (2017) mCRPC China R 2013–2017 104 72 OS/PFS
Palacka P (2017) mUC Slovakia R 2000–2015 185 NA OS/PFS
Sasanka Kumar Barua (2019) mRCC India R 2012–2017 31 60 OS/PFS
Follow-up (months) Cut-off Cut-off selection Treatment Methods Stage/T stage MVA NOS score Conference summary
24 1375 X-tile Mix T4 Y 7 N
49 730 X-tile No surgery T4 N 7 N
1–48 507 X-tile Mix Tis-T4 Y 6 N
NA 1375 NA No surgery T4 N NA Y
52.5 730 X-tile Mix T4 Y 8 N
1–30 535 X-tile No surgery T4 Y 7 N
37 843 ROC Surgery T2–T4 Y 8 N
6.8–38.6 8.67 NA Surgery NA N NA Y
1–120 580 ROC Surgery Ta–T4 Y 8 N
24 535 NA No surgery T4 Y 7 N
NA 830/850 ROC Surgery T1–T4 N 7 N
1–50 200 ROC No surgery T4 Y 7 N
10 NA NA No surgery T4 Y NA Y
NA 883 ROC Surgery T4 Y 6 N
  1. mRCC: metastatic renal cell cancer; BC: bladder cancer; mCRPC: metastatic castration-resistant prostate cancer; MIBC: muscle invasive bladder cancer; RCC: renal cell cancer; UTUC: Upper-Tract Urothelial Carcinoma; mUC: metastatic urothelial carcinoma; P: prospective; R:retrospctive; OS: overall survival; PFS: progression-free survival; CSS: cancer-specific survival; DSS: disease-specific survival; MVA: multivariate analysis; NOS: Newcastle–Ottawa quality assessment scale; Y:yes; N: non