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Table 4 List of death causes (N = 114)

From: Salvage radiotherapy in patients with local recurrent esophageal cancer after radical radiochemotherapy

Cause of death

SR group N (%)

NSR group N (%)

P value

Local failure

38(69.0%)

44(74.5%)

0.824

Fistula/perforation

9(16.4%)

8(13.6%)

Local failure and metastasis

5(9.1%)

3(5.1%)

Infection

3(5.5%)

4(6.8%)