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Table 1 Clinical patients characteristics

From: Apparent diffusion coefficient for the prediction of tumor response to neoadjuvant chemo-radiotherapy in locally advanced rectal cancer

Variables Values Range or percent
Total no. of patients 91  
Age, years (median) 61 38–82
 < 70 78 85.7%
 ≥ 70 13 14.3%
Gender
 Male 61 67.0%
 Female 30 33.0%
Clinical tumor depth
 T2 4 4.2%
 T3 85 93.4%
 T4 2 2.2%
Clinical lymph node metastases
 N0 41 45.0%
 N1 28 30.8%
 N2 22 24.2%
Histological classification
 High differentiation 11 12.1%
 Moderate differentiation 76 83.5%
 Low differentiation 4 4.4%
Treatment response
 CR 0 0.0%
 PR 56 61.5%
 SD 28 30.8%
 PD 7 7.7%
Post-operation pathological response
 Response (pCR + pPR) 20 22.0%
 Non-response 71 78.0%
  1. CR complete response, PR partial response, SD stable disease, PD progressive disease, pCR pathological complete response, pPR pathological partial response