Gastroenterology Research and Practice / 2019 / Article / Tab 5

Research Article

Do Self-Expanding Metal Stents as a Bridge to Surgery Benefit All Patients with Obstructive Left-Side Colorectal Cancers?

Table 5

Univariate and multivariate analyses of risk factors on prognosis in the SEMS group.

SEMS group3-year DFS3-year OS
UnivariateMultivariateUnivariateMultivariate
CharacteristicHazard ratio (95% CI)Hazard ratio (95% CI)Hazard ratio (95% CI)Hazard ratio (95% CI)

Age (≥60 vs <60 years)4.98 (0.52, 47.47)0.1631.68 (0.35, 8.00)0.514
Sex (male vs female)5.88 (0.24, 142.85)0.2761.05 (0.11, 9.98)0.968
ASA ( vs )12.66 (0.73, 218.60)0.0817.97 (0.84, 75.78)0.071
pT stage (pT4 vs pT1-3)47.51 (2.10, 1075.38)0.0157.54 (1.51, 37.70)0.01447.04 (3.34, 663.62)0.00415.42 (1.92, 123.79)0.010
pN stage (pN+ vs pN0)8.12 (0.32, 204.56)0.2035.45 (0.43, 69.34)0.192
Metastasis (cM1 vs cM0)1.35 (0.09, 20.91)0.832
Comorbidity (with vs without)0.54 (0.10, 3.04)0.4830.24 (0.05, 1.21)0.083

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.