STAT3 and cancer: Malignant tumors were 107.3 times more likely to express STAT3 (OR = 107.3, 95% CI: 20.24-569), and 7.5 times more likely to express pSTAT3 (OR = 7.5, 95% CI: 2.28-24.5) when benign or intermediate tumor is the reference [Table 3].