Table 3 Univariate analysis of the prognostic factors
From: Analysis of 116 cases of rectal cancer treated by transanal local excision
Survival rate (%) | ||||
|---|---|---|---|---|
Clinical features | Cases (%) | 5-year | 10-year | P |
Sex | ||||
Male | 53 (45.7) | 64 | 58 | 0.912 |
Female | 63 (54.3) | 77 | 49 | |
Radiotherapy | 116 | 0.623 | ||
Yes | 52 (44.8) | 75 | 55 | |
No | 64 (55.2) | 69 | 51 | |
Recurrence or metastasis | 116 | <0.01 | ||
Yes | 32 (27.6) | 32 | — | |
No | 84 (72.4) | 83 | 72 | |
Tumor diameter, d (cm) | 116 | 0.928 | ||
d < 4 cm | 109 (94.0) | 71 | 54 | |
d ≥ 4 cm | 7 (6.0) | 75 | — | |
Distance to anal margin, L (cm) | 115 | 0.128 | ||
L < 4 cm | 37 (32.2) | 87 | 58 | |
L ≥ 4 cm | 78 (67.8) | 67 | 51 | |
Proportion of tumor basal part, C | 94 | 0.269 | ||
1/3 < C | 69 (73.4) | 69 | 52 | |
1/3 ≤ C < 2/3 | 24 (25.5) | 70 | 46 | |
C ≥ 2/3 | 1 (1.1) | 100 | — | |
Gross type | 101 | 0.168 | ||
Protrusive | 72 (71.3) | 76 | 58 | |
Ulcerative | 27 (26.7) | 42 | 34 | |
Infiltrative | 2 (2.0) | 100 | — | |
Pathological type | 115 | 0.025 | ||
Well differentiated | 80 (69.6) | 79 | 57 | |
Moderately differentiated | 19 (16.5) | 50 | 30 | |
Poorly differentiated | 16 (13.9) | 66 | 57 | |
Depth of infiltration | 116 | 0.002 | ||
Tis | 7 (6.0) | 100 | 83 | |
T1 | 24 (20.7) | 93 | 85 | |
T2 | 81 (69.8) | 60 | 45 | |
T3 | 4 (3.4) | 50 | — | |