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Table 2 Local efficacy rate of salvage endoscopic therapy

From: Local efficacy and survival outcome of salvage endoscopic therapy for local recurrent lesions after definitive chemoradiotherapy for esophageal cancer

Endoscopic mucosal resection Total Number Complete resection rate (%) 95 % CI P value
All patients 39 33 84.6 69.5–94.1  
Circumference      0.089
  < 1/4 30 27 90.0 73.5–97.9  
 1/4 ≤ 9 6 66.7 29.9–92.5  
Photodynamic therapy Total Number Complete response rate (%) 95 % CI P value
 All patients 38 25 65.8 48.6–80.4  
 uT factor      0.263
  uT1 28 20 71.4 51.3–86.8  
  uT2 10 5 50.0 18.7–81.3  
Circumferential spread      0.136
  < 1/4 15 12 80.0 51.9–95.7  
 1/4 ≤ 23 13 56.5 30.6–73.2  
  1. Abbreviations: EMR endoscopic mucosal resection, PDT photodynamic therapy, CI confidence interval