Table 1 Characteristics of patients with polyps or carcinoma
Variable | Colonic and rectal polyps | Colonic and rectal carcinoma | P value |
|---|---|---|---|
Patients, n | 61 | 109 | |
Sex, n | |||
Male | 36 | 63 | P > 0.05 |
Female | 25 | 46 | |
Age, years | 65.83 ± 1.10 (42–81) | 68.86 ± 1.12 (36–87) | P > 0.05 |
Pathologic staging | T0-4N0-2M0 | ||
CTC counts(n/3.2 ml) | 1.49 ± 0.20 (0–4) | 3.47 ± 0.32 (0–15) | P < 0.001 |
Tissue differentiation, n | 61 | 109 | |
Well differentiated | 13 (11.93%) | ||
Moderately differentiated | 76 (69.72%) | ||
Poorly differentiated | 20 (18.35%) | ||
LGIEN | 44 (72.13%) | ||
HGIEN | 17 (27.87%) | ||
Tissue pathology, n | 61 | 109 | |
Papillary adenocarcinoma | 10 (9.17%) | ||
Tubular adenocarcinoma | 29 (26.61%) | ||
Papillary tubular adenocarcinoma | 47 (43.12%) | ||
Signet-ring cell carcinoma | 1 (0.91%) | ||
Mucous adenocarcinoma | 22 (20.19%) | ||
Serrated adenoma | 4 (6.56%) | ||
Tubular adenoma | 16 (26.23%) | ||
Tubulovillous adenoma | 38 (62.3%) | ||
Proliferative polyps | 3 (4.91%) | ||