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Table 1 Characteristics of included studies

From: The prognosis benefits of adjuvant versus salvage radiotherapy for patients after radical prostatectomy with adverse pathological features: a systematic review and meta-analysis

ReferenceStudy typeCountryStudy periodSample size (n)Follow-up time (months)
TotalARTSRTARTSRT
Briganti 2012match-controlledItaly1991–2007780390390Median (IQR):71.9 (39–103)Median (IQR):41 (10–60)
Buscariollo 2017retrospective cohortUnited States1992–2013401171230Median (IQR):89 (55–158)Median (IQR):96 (63–130)
Fossati 2016retrospective cohortItaly1996–2009510243267Median (IQR):94 (53–126)Median (IQR):92 (70–136)
Hwang 2018retrospective cohortUnited States1987–2013732366366Median (IQR):65.8 (40–107)Median (IQR):73.3 (44.9–106.6)
Borghetti 2017retrospective cohortItaly1999–2012258127131Overall median:50.7
Hervas 2017retrospective cohortSpain1991–2011702223479Overall median (range):34 (3–141)
Mishra 2015retrospective cohortUnited States1990–200918674112Overall median (range):103 (30–247)
Hsu 2015retrospective cohortUnited States1995–200930576229Overall median (range):74 (7–256)
Tilki 2016retrospective cohortGermany2005–2013718213505Overall median (IQR):33.8 (17.1–49.0)
Detti 2012retrospective cohortItaly1995–2010307203104Mean ± SD:3.3 ± 2.3Mean ± SD:4.5 ± 2.5
Ost 2011match-controlledBelgium1999–20091788989Median (range):36 (3–120)Median (range):36 (3–120)
Trabulsi 2008matched-ControlUnited States1987–20021929696Median (range):97 (30–207)Median (range):94 (26–190)
Tsien 2003retrospective cohortUnited States1986–1997953857Median (range):10.1 (4.8–14.5)Median (range):8.8 (2.0–17.0)
Taylor 2003retrospective cohortUnited States1988–19981467571Median:68Median:39
  1. ART: adjuvant radiotherapy; SRT: salvage radiotherapy; IQR: interquartile range; SD: standard deviation