Ann Arbor Staging; N (%)
  Stage I 9 (64)
  Stage II 3 (21)
  Stage III 0 (0)
  Stage IV 2 (14)
Histology
  NK-T cell lymphoma 1 (7)
  Diffuse large B-cell lymphoma 1 (7)
  Large B-cell lymphoma 1 (7)
  Large cell lymphoma;burkitts 1 (7)
  Low grade lymphoma; atypical lymphoma cells 1 (7)
  MALT 3 (21)
  Diffuse large B cell lymphoma 4 (29)
  Follicular lymphoma 1 (7)
  Nodular sclerosis; HD 1 (7)
Chemotherapy regimen; N (%)
  ABVD 1 (7)
  CHOP 1 (7)
  R-CHOP 5 (36)
  R-CDOP 1 (7)
  Rituxan 2 (14)
  None 4 (29)
Radiation technique; N (%)
  IFRT 12 (86)
  3D-CRT 1 (7)
  None 1 (7)
Total radiation dose in Gy; N (%)
  2000 1 (7)
  2975 1 (7)
  3000 1 (7)
  3600 7 (50)
  4000 1 (7)
  4500 1 (7)
  6000 1 (7)
  None 1 (7)
NK: natural killer cell; MALT: mucosa associated lymphoid tissue; HD: Hodgkin’s disease; A:Adriamycin; B: belomycin; V:vinblastine; D:dacarbazine; R: rituximab; C:cyclophosphamide; O:vincristine; IFRT: involved field radiation therapy; 3D-CRT:3 dimensional conformal radiation therapy;Gy: gray
Table 2: Tumor/treatment characteristics (N=14).