Univariate analysis of overall survival in patients with MSI-H

Risk factors and categoryN, %HR, (95% CI)P
All27
Age< 65
≥ 65
15
12
0.78 (0.27–2.21)0.649
GenderMale
Female
13
14
0.93 (0.33–2.59)0.900
ECOG0–1
2–3
20
7
4.34 (1.50–13.49)0.007
Histology gradeG1–G2
G3
NA
8
18
1
2.00 (0.62–6.45)0.243
Signet-ring cells in histologyNo
Yes
NA
6
11
10
1.65 (0.41–6.65)0.475
Presence of primary tumorNo
Yes
16
11
0.94 (0.33–2.66)0.910
Number of organs with metastases1–2
≥ 3
22
5
1.99 (0.70–5.63)0.195
AscitesNo
Yes
17
10
1.32 (0.47–3.74)0.592
Peritoneal carcinomatosisNo
Yes
17
10
0.84 (0.28–2.49)0.765
Bone metastasesNo
Yes
24
3
1.30 (0.29–5.79)0.727
PainNo
Yes
20
7
3.93 (1.34–11.49)0.012
Line of immunotherapyI–II
III–IV
13
11
2.16 (0.67–6.99)0.196
NLR< 1.8
≥ 1.8
6
8
4.08 (0.80–20.76)0.090

MSI-H: high microsatellite instability; ECOG: Eastern Cooperative Oncology Group; NLR: neutrophil-lymphocyte ratio