Factors | PFS (months) | OS (months) | ||
---|---|---|---|---|
Median, (95% CI) | P | Median, (95% CI) | P | |
Sex | Â | 0.168 | Â | 0.250 |
 Male | 8.00, (6.01–9.99) |  | 30.00, (24.44–35.56) |  |
 Female | 11.50, (10.16–12.84) |  | 38.00, (22.88–53.13) |  |
Age | Â | 0.790 | Â | 0.530 |
  ≤ 60 years old | 10.40, (1.20–8.04) |  | 30.00, (26.35–33.65) |  |
  > 60 years old | 9.50, (6.96–12.04) |  | 32.50, (25.86–39.14) |  |
Body mass index | Â | 0.564 | Â | 0.345 |
  ≤ 25 kg/m2 | 8.50, (5.79–11.21) |  | 30.00, (26.87–33.14) |  |
  > 25 kg/m2 | 10.40, (9.28–11.52) |  | 38.00, (25.067–50.93) |  |
Smoke abuse | Â | 0.751 | Â | 0.133 |
 Yes | 9.50, (6.87–12.13) |  | 30.00, (27.61–32.38) |  |
 No | 10.40, (8.64–12.16) |  | 39.00, (27.19–50.81) |  |
Serum CEA | Â | 0.048 | Â | 0.004 |
  ≤ 15 ng/ml | 11.50, (10.26–12.75) |  | 39.00, (30.30–47.69) |  |
  > 15 ng/ml | 7.50, (4.84–10.16) |  | 28.30, (22.85–33.75) |  |
Primary tumor site | Â | 0.151 | Â | 0.201 |
 Colon | 11.00, (9.29–12.71) |  | 32.50, (29.50–35.49) |  |
 Rectum | 8.00, (5.65–10.35) |  | 30.00, (27.90–32.10) |  |
Pathological classification | Â | 0.015 | Â | 0.000 |
 Low differentiated | 6.30, (4.45–8.15) |  | 23.00, (20.17–25.84) |  |
 Middle-High differentiated | 11.40, (9.77–13.03) |  | 39.00, (30.54–47.46) |  |
TNM stage | Â | 0.001 | Â | 0.000 |
 Stage I-III | 11.50, (11.10–11.90) |  | 39.00, (31.95–46.05) |  |
 Stage IV | 6.00, (4.90–7.10) |  | 21.00, (17.94–24.06) |  |
ECOG score | Â | 0.671 | Â | 0.504 |
 PS 0 | 10.40, (8.95–11.85) |  | 32.50, (27.62–37.38) |  |
 PS 1 | 9.50, (8.35–10.65) |  | 29.00, (20.18–37.82) |  |
Number of LO | Â | 0.000 | Â | 0.000 |
  ≤ 2 LO | 11.50, (10.02–12.98) |  | 39.00, (29.33–48.67) |  |
  > 2 LO | 7.00, (4.65–9.35) |  | 23.00, (20.82–25.18) |  |
Cumulative GTV per patient | Â | 0.000 | Â | 0.000 |
  ≤ 40 cm3 | 12.40, (11.31–13.49) |  | 45.95(38.25–53.66) |  |
  > 40 cm3 | 7.50, (5.77–9.23) |  | 28.30, (20.74–35.86) |  |
System treatments | Â | 0.356 | Â | 0.000 |
 C + TT | 11.20, (10.10–12.30) |  | 40.00, (36.57–43.43) |  |
 C alone | 7.50, (4.32–10.68) |  | 28.40, (22.26–34.54) |  |