EPAS1 and cancer: By contrast, no association between tumoral HIF-2α expression and OS was observed for breast (HR = 1.18, 95% CI 0.95–1.47, p = 0.1225), colon (HR = 1.46, 95% CI 0.7–3.07, p = 3121), liver (HR = 1.06, 95% CI 0.43–2.61, p = 0.89), and kidney (HR = 0.61, 95% CI 0.27–1.35, p = 0.2239) cancer (Table 1).