Table 2.

Patterns of First Treatment Failure $.

First Failure	N (%) *
No Failure	37 (49.3%)
Loco-regional Failure (In field)	11 (14.7%)
Anastomosis	6 (8.0%)
Supraclavicular Lymph Node	1 (1.3%)
Mediastinal Lymph Node	4 (5.3%)
Loco-regional Failure (Out of field)	2 (2.7%)
Celiac Lymph Node	2 (2.7%)
Distant Metastasis	21 (28%)
Lung	8 (10.7%)
Liver	9 (12.0%)
Bone	4 (5.3%)
Pleura	3 (4.0%)
Stomach	1 (1.3%)
Secondary primary tumor	5 (6.7%)
Base of tongue	2 (2.7%)
Lung	1 (1.3%)
pancreas	2 (2.7%)

$Concurrent recurrence is defined as different recurrences within 2 months.

*There will be overlapping of patients in various recurrence situations, but the denominator is 75 when we calculating the ratio.