Variable | PFS | OS | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Univariate | Multivariate | Univariate | Multivariate | |||||||||
HR | 95.0% CI | Pa | HR | 95.0% CI | Pa | HR | 95.0% CI | Pa | HR | 95.0% CI | Pa | |
Gender (Female) | 1.21 | 0.66–2.23 | 0.542 |  |  |  | 1.30 | 0.71–2.36 | 0.394 |  |  |  |
Age (≥ 56 years) | 0.76 | 0.41–1.39 | 0.371 |  |  |  | 0.89 | 0.49–1.61 | 0.702 |  |  |  |
Site (Esophagus) | 5.24 | 2.30-11.92 | 0.000 |  |  |  | 6.50 | 2.84–14.87 | 0.000 |  |  |  |
Site (Small bowel) | 9.74 | 1.20–79.60 | 0.034 |  |  |  | 3.92 | 0.50-31.27 | 0.180 |  |  |  |
Site (Esophagus + Small bowel) | 4.98 | 2.53–9.78 | 0.000 | 4.78 | 2.42–9.45 | 0.000 | 5.27 | 2.68–10.36 | 0.000 | 5.26 | 2.51–11.03 | 0.000 |
Stage (III - IV) | 1.46 | 0.70–3.06 | 0.314 |  |  |  | 1.23 | 0.61–2.51 | 0.570 |  |  |  |
Mitotic activity (≥ 3 /mm2) | 1.12 | 0.57–2.19 | 0.744 |  |  |  | 1.22 | 0.64–2.34 | 0.547 |  |  |  |
Mitotic activity (≥ 10 /mm2) | 1.65 | 0.71–3.84 | 0.246 |  |  |  | 2.30 | 1.05–5.06 | 0.039 | 2.76 | 1.22–6.25 | 0.015 |
Morphology (Spindle cell) | 0.61 | 0.18–2.07 | 0.432 |  |  |  | 0.58 | 0.18–1.93 | 0.377 |  |  |  |
Ulceration | 1.22 | 0.15–9.80 | 0.849 |  |  |  | 0.82 | 0.22–3.13 | 0.773 |  |  |  |
BRAF mutation | 1.26 | 0.56–2.87 | 0.578 |  |  |  | 1.14 | 0.51–2.56 | 0.754 |  |  |  |
KIT mutation | 0.91 | 0.43–1.90 | 0.793 |  |  |  | 1.18 | 0.56–2.48 | 0.661 |  |  |  |
RAS mutation | 1.50 | 0.66–3.38 | 0.339 |  |  |  | 1.32 | 0.59–2.97 | 0.450 |  |  |  |
TP53 mutation | 1.14 | 0.45–2.92 | 0.784 |  |  |  | 0.96 | 0.41–2.27 | 0.923 |  |  |  |
NF1 mutation | 1.42 | 0.65–3.11 | 0.380 |  |  |  | 1.38 | 0.63–3.02 | 0.420 |  |  |  |
SF3B1 mutation | 0.70 | 0.24–1.99 | 0.498 |  |  |  | 0.93 | 0.32–2.68 | 0.897 |  |  |  |
FBXW7 mutation | 1.58 | 0.55–4.51 | 0.397 |  |  |  | 1.53 | 0.55–4.31 | 0.418 |  |  |  |
CBL mutation | 3.96 | 1.65–9.52 | 0.002 | 3.54 | 1.46–8.56 | 0.005 | 3.70 | 1.54–8.90 | 0.004 | 5.57 | 2.04–15.19 | 0.001 |
TERT mutation | 1.24 | 0.44–3.50 | 0.687 |  |  |  | 1.80 | 0.39–3.05 | 0.880 |  |  |  |
ATRX mutation | 1.64 | 0.58–4.63 | 0.348 |  |  |  | 1.46 | 0.52–4.09 | 0.475 |  |  |  |
ICIs treatment b | 0.56 | 0.30–1.04 | 0.064 |  |  |  | 0.40 | 0.22–0.75 | 0.004 | 0.39 | 0.20–0.75 | 0.008 |