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* |