Figure 6
From: IL-6 expression predicts treatment response and outcome in squamous cell carcinoma of the esophagus

Correlation between IL-6 level and clinical outcome. Survival differences according to IL-6 positivity for (a) all 173 patients, (b) patients treated with CCRT and (c) patients who underwent pre-operative CCRT and surgery. The IL-6-positive group exhibited shorter survival than the IL-6-negative group.