Table 1 Basic characteristics of the patients in the study
Total number of patients | 97 |
|---|---|
Gender | |
Male | 59 (60.8%) |
Female | 38 (39.2%) |
Age (years) | |
Male | 59.3 |
Female | 60.1 |
Mean (age range) | 60.5 (27–84) |
Level of the tumor | |
Lower rectum (1–5 cm) | 55 (56.7%) |
Mid rectum (6–10 cm) | 29 (29.9%) |
Upper rectum (11–15 cm) | 13 (13.4%) |
Localization of the tumor in the rectal wall | |
Posterior | 15 (15.46%) |
Anterior | 10 (10.31%) |
Lateral | 37 (38.15%) |
Circumferential | 35 (36.08%) |
Histopathological evaluation of the tumor | |
Well differentiated | 71 (73.8%) |
Poorly differentiated and mucinous | 26 (26.2%) |
Patients’ serum CEA levels | |
Normal (≤5 ng/ml) | 50.6% |
High (>5 ng/ml) | 49.4% |