Table 3.
Univariate survival analysis of the patients with stage III colorectal cancer
| Characteristics | N | 1 year survival (%) | 5 year survival (%) | 10 year survival (%) | P value |
|---|---|---|---|---|---|
|
Age |
|
|
|
|
|
| <50 |
56 |
95.6 ± 2.9 |
79.1 ± 6.7 |
70.3 ± 10.2 |
|
| 50 to 60 |
33 |
100 |
64.3 ± 13.2 |
42.9 ± 19.5 |
|
| 61 to 70 |
35 |
90 ± 5.5 |
70.1 ± 11.2 |
19.5 ± 16.6 |
|
| > 71 |
39 |
80.5 ± 7.4 |
68.5 ± 10.1 |
68.5 ± 10.1 |
0.25 |
|
LNR |
|
|
|
|
|
| 0 to 0.4 |
116 |
94.1 ± 2.3 |
77.3 ± 5.8 |
60.6 ± 9.9 |
|
| > 0.4 |
41 |
86.2 ± 6.6 |
40.6 ± 13.4 |
0 |
<0.01 |
|
+LN |
|
|
|
|
|
| 1 to 3 |
95 |
94.3 ± 2.5 |
76.3 ± 6 |
58.4 ± 10.5 |
|
| > 4 |
63 |
89.2 ± 4.7 |
51.1 ± 13.1 |
19.2 ± 15.5 |
<0.05 |
|
Stage III |
|
|
|
|
|
| IIIA |
13 |
91 ± 8.7 |
75.8 ± 15.6 |
75.8 ± 15.6 |
|
| IIIB |
108 |
94 ± 2.4 |
77.1 ± 5.7 |
56 ± 10.4 |
|
| IIIC |
42 |
84.7 ± 7.2 |
22 ± 17.4 |
0 |
0.01 |
|
Adjuvant chemotherapy |
|
|
|
|
|
| No |
42 |
78.1 ± 6.9 |
65.6 ± 10.4 |
43.5 ± 14.4 |
|
| Yes |
81 |
97.3 ± 1.9 |
68.2 ± 7.3 |
42.2 ± 18.1 |
0.16 |
|
Gender |
|
|
|
|
|
| Female |
85 |
94.4 ± 2.8 |
66.1 ± 7.9 |
49.6 ± 11.7 |
|
| Male |
78 |
89.7 ± 3.7 |
73.3 ± 7.8 |
44 ± 15.2 |
0.10 |
|
LN resected |
|
|
|
|
|
| 0 – 11 |
37 |
90.9 ± 5 |
59.9 ± 10.4 |
59.9 ± 10.4 |
|
| ≥ 12 |
123 |
92.1 ± 2.7 |
71.7 ± 6.8 |
40.9 ± 12.3 |
0.401 |
|
Grade |
|
|
|
|
|
| Well-differentiated |
6 |
83.3 ± 15.2 |
41.7 ± 30.4 |
––– |
|
| Moderately differentiated |
92 |
93.6 ± 2.8 |
68.9 ± 7.5 |
51.9 ± 10.5 |
|
| Poorly differentiated |
52 |
90.9 ± 4.4 |
67 ± 9.9 |
25.1 ± 19.6 |
0.61 |
|
Recurrence |
|
|
|
|
|
| No |
67 |
83.9 ± 4.7 |
64.9 ± 6.9 |
50.5 ± 10.6 |
|
| Yes | 30 | 96.6 ± 3.4 | 64.4 ± 13.1 | 32.2 ± 17.4 | 0.41 |