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Table 7 The 15 publications with number of patients and follow-up information

From: Structured reporting to improve transparency of analyses in prognostic marker studies

ID Study Journal Country/year Data source Number of patients Follow-up
Assessed Excluded Included
b1 Hayashi (Hayashi et al. 2015) [28] BCRT Japan/2001–2012 Multiple institutional databases 1466 1034 432 Median 50.6 months
b2 Huzell (Huzell et al. 2015) [24] BCRT Sweden/2002–2011 Cohort 1045 97 948 Median 3 years
b3 Jerzak (Jerzak et al. 2015) [29] BCRT Canada/2007 Institutional database Unknown Unknown 129 Min 5 years
c1 Billingsley (Billingsley et al. 2015) [30] Cancer USA/years unknown Cohort 544 9 535 Median 68 months
c2 Huang (Huang et al. 2015) [31] Cancer Canada/2000–2010 Cohort 1108 406 702 Median 5.1 years
c3 Price (Price et al. 2015) [32] Cancer Australia/2006–? Registry Unknown Unknown 2972 Not reported
e1 Gonzalez-Vallinasa (González-Vallinas et al. 2015) [33] EJC Spain/2000–2004 Institutional database Unknown Unknown 77 Median 72 months
e2 Hokuto (Hokuto et al. 2015) [34] EJC Japan/2000–2012 Institutional database Unknown Unknown 150 Median 51.8 months
e3 Thurner (Thurner et al. 2015) [25] EJC Austria/2003–2007 Institutional database > 700 > 439 261 Median 80 months
i1 Keck (Keck et al. 2015) [35] IJC Germany/1982–2007 Institutional database 473 (?) 226 (?) 247 Up to 15 years
i2 Roedel (Rödel et al. 2015) [36] IJC Germany/years unknown Multiple institutional databases Unknown Unknown 95 Median 40 months, range 1–264
i3 Schirripa (Schirripa et al. 2015) [26] IJC Italy/2009-2012 Institutional database Unknown Unknown 786 Not reported
j1 Martina (Martin et al. 2015) [22] JCO Multiple countries/years unknown Cohorts 8737 577 8160 Median 41.3 months
j2 Ostronoffa (Ostronoff et al. 2015) [37] JCO UK/1992–2009 Clinical trial data sets Unknown Unknown 156 Not reported
j3 Xing (Xing et al. 2015) [23] JCO Multiple countries/1978–2011 Cohorts Unknown Unknown 2099 Median 36 months, quartiles (14,75)
  1. BCRT Breast Cancer Research and Treatment, EJC European Journal of Cancer, IJC International Journal of Cancer JCO Journal of Clinical Oncology
  2. aStudy with training/validation data sets: only training sample considered for this table