Do Self-Expanding Metal Stents as a Bridge to Surgery Benefit All Patients with Obstructive Left-Side Colorectal Cancers?
Table 6
Univariate and multivariate analyses of risk factors on prognosis in the ES group.
ES group
3-year DFS
3-year OS
Univariate
Multivariate
Univariate
Multivariate
Characteristic
Hazard ratio (95% CI)
Hazard ratio (95% CI)
Hazard ratio (95% CI)
Hazard ratio (95% CI)
Age (≥60 vs <60 years)
1.61 (0.33, 7.98)
0.559
—
—
2.18 (0.49, 9.68)
0.304
—
—
Sex (male vs female)
1.11 (0.33, 3.80)
0.867
—
—
0.61 (0.16, 2.36)
0.477
—
—
ASA ( vs )
0.20 (0.02, 1.76)
0.148
—
—
0.67 (0.16, 2.84)
0.588
—
—
pT stage (pT4 vs pT1-3)
2.01 (0.52, 7.71)
0.311
—
—
1.34 (0.39, 4.57)
0.644
—
—
pN stage (pN+ vs pN0)
0.75 (0.12, 4.74)
0.756
—
—
0.43 (0.10, 2.28)
0.325
—
—
Metastasis (cM1 vs cM0)
—
—
—
—
4.15 (0.84, 20.61)
0.082
8.92 (2.08, 38.18)
0.003
Comorbidity (with vs without)
4.14 (0.88, 19.55)
0.073
3.13 (1.01, 9.75)
0.049
3.24 (0.59, 17.85)
0.177
—
—
All factors where the value of univariate analysis is lower than 0.10 were involved in multivariate analysis; vs: versus; pN+ includes pN1-2; ASA comprises grades IV and V; with comorbidities: defined as hypertension, diabetes mellitus, and single- and multiple-organ dysfunction.