Table 2.
Individual variable analysis for recognized determinants of survival for rectal cancer using Kaplan-Meier and Cox-proportional hazard model
| Factor total = 226(%) | Albumin < 35 g/L n = 45(%) | Albumin > 35 g/L n = 181(%) | P value |
|---|---|---|---|
| Gender |
|
|
0.09 |
| Male |
25(55%) |
98(54%) |
|
| Female |
20(45%) |
83(46%) |
|
| Age |
Continuos variable |
Continuos variable |
0.05 |
| Site (Low < 6 cm) |
|
|
0.79 |
| Upper |
27 (60%) |
94 (52%) |
|
| Lower |
18 (40%) |
87 (48%) |
|
| Neoadjuvant CRT |
|
|
0.90 |
| Given |
08 (18%) |
68 (38%) |
|
| Not given |
37 (82%) |
113 (62%) |
|
| Tumour stage |
|
|
0.002* |
| AJCC+ |
27 (60%) |
91 (50%) |
|
| AJCC III/IV |
18 (40%) |
90 (50%) |
|
| Differentiation |
|
|
0.18 |
| Well |
04 (9%) |
26 (15%) |
|
| Moderate |
37 (82%) |
133 (73%) |
|
| Poor |
04 (9%) |
22 (12%) |
|
| Circumferential margin |
|
|
<0.001* |
| R0 |
35 (78%) |
156 (86%) |
|
| R1 |
10 (22%) |
25 (14%) |
|
| Distal margin |
|
|
0.07 |
| R0 |
40 (89%) |
163 (90%) |
|
| R1 |
05 (11%) |
18 (10%) |
|
| Peri-neural invasion |
07 (16%) |
18 (10%) |
<0.001* |
| Angio invasion |
05 (11%) |
14 (8%) |
<0.001* |
| Lympho-vascular invasion | 08 (18%) | 15 (8%) | <0.001* |
+ American joint committee on cancer.
*Significant values.