STAT3 and ovarian cancer: We obtained consistent outcomes in the ovarian cancer biomarker subgroups (STAT3 and p-STAT3) (STAT3: OR = 4.11, 95% CI = 2.43–6.96, p < 0.00001; p-STAT3: OR = 2.88, 95% CI = 1.81–4.60, p < 0.00001) (Fig. 7).