From: Relationship of hypoxia-inducible factor 1α and p21WAF1/CIP1 expression to cell apoptosis and clinical outcome in patients with gastric cancer
Factor
Apoptotic index
HIF-1α (-), p21(+) n = 35
9.6 ± 7.33***
HIF-1α (-), p21(-) n = 42
9.83 ± 6.96**,***
HIF-1α (+), p21(+) n = 20
8.85 ± 4.04*,**,***
HIF-1α (+), p21(-) n = 29
6.97 ± 4.22*,**,***