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Table 1 Histological Grading Scale*

From: The effect of erythropoietin on healing of obstructive vs nonobstructive left colonic anastomosis: an experimental study

0 : No evidence
1+ : Occasional evidence
2+ : Light scattering
3+ : Abundant evidence
4+ : Confluent cells or fibers
  1. The following parameters were each assessed individually: inflammatory cell infiltration, blood vessel and fibroblast in growth, and collagen deposition.
  2. *Modified from [14]