Table 2.

Sensitivity analysis on articles with a low quality score on the adapted REMARK criteria and those patients receiving (neo)adjuvant chemotherapy.

Ferris wheel plot subgroup analyses	HR (95% CI)	p-value
REMARK ≤ 3.5
Cell adhesion (Kim 2010)	1.24 (0.83–1.86)	0.30
Immuun (Derks 2015)	2.18 (1.34–3.55)	0.0002
Proliferation (Vashist 2014)	1.41 (1.22–1.63)	0.000
Neoadjuvant chemo(radio)therapy
Cell cycle (Bradburry 2009)	1.09 (0.75–1.57)	0.65
Metabolism (El-Mashed 2015)	1.34 (0.93–1.92)	0.12