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Assessment of CR after chemoradiotherapy (n = 53)
| Assessment of CR | Total number of patients | Number of patients with progression (rate) | P valuea |
| Clinical exam | |||
| CR | 42 | 12 (29%) | 0.29 |
| Non-CR | 11 | 5 (45%) | |
| CT (RECIST) | |||
| CR | 15 | 4 (27%) | 0.6 |
| Non-CR | 38 | 13 (34%) | |
| PET | |||
| CR | 27 | 2 (7%) | <0.0001b |
| Non-CR | 26 | 15 (58%) | |
By Spearman's correlation coefficient.
Spearman's correlation coefficient = 0.54.
CR, complete response; Non-CR, noncomplete response; PET, positron emission tomography.
