CD44 and lip and oral cavity carcinoma: Moreover, people who were either polymorphic for CD44 in 6 loci (rs1425802, rs187115, rs713330, rs11821102, rs10836347 and rs13347) or who smoked were at a 5.070–9.313-fold risk (p<0.05) of developing oral cancer, compared to people with the WT gene who did not smoke (Table 4).