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Table 5 Grade of oesophagitis and grade of neutropenia according to percentage of oesophagus receiving 20 Gy

From: Association of oesophageal radiation dose volume metrics, neutropenia and acute radiation oesophagitis in patients receiving chemoradiotherapy for non-small cell lung cancer

% of oesophagus volume receiving 20Gy Acute neutropenia grade Acute oesophagitis grade p-value
0 + 1 2 + 3 + 4
50 % or less 0 + 1 17 (85 %) 6 (55 %) 0.071
  2 + 3 + 4 3 (15 %) 5 (45 %)  
>50 % 0 + 1 7 (78 %) 8 (57 %) 0.400
  2 + 3 + 4 2 (22 %) 6 (43 %)  
Overall 0 + 1 24 (83 %) 14 (56 %) 0.035
  2 + 3 + 4 5 (17 %) 11 (44 %)