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. 2018 Apr 23;3(3):280–287. doi: 10.1016/j.adro.2018.04.004

Table 3.

Univariable and multivariable Cox regressions for overall survival

Univariable
Multivariable
HR (95% CI) P-value HR (95% CI) P-value
Age 1.08 (1.05-1.11) < .001 1.07 (1.04-1.11) < .001
Sex
 Male 1 1
 Female 0.29 (0.15-0.56) < .001 0.44 (0.22-0.88) .019
Tumor size
 ≤3 cm 1 1
 3-5 cm 3.28 (0.75-14.35) .115 3.14 (0.71-13.85) .132
 >5 cm 4.30 (1.02-18.18) .048 2.85 (0.66-12.24) .160
Charlson Deyo cormobidity score
 0 1 1
 1 2.13 (1.06-4.29) .035 1.42 (0.69-2.91) .345
 ≥2 1.26 (0.38-4.15) .705 0.75 (0.22-2.50) .638
Race
 White 1
 Nonwhite 1.00 (0.46-2.17) 1.000
WHO grade
 I 1 1
 II 1.98 (0.97-4.03) .061 0.75 (0.30-1.87) .538
Surgery
 STR 1 1
 GTR 2.08 (1.11-3.91) .022 1.62 (0.73-3.60) .237
 Resection, NOS 1.81 (0.42-7.83) .425 2.12 (0.47-9.50) .328
Facility type
 Nonacademic 1
 Academic 0.66 (0.35-1.23) .190
RT Modality
 EBRT 1 1
 SRS/HF-SRS 0.21 (0.05-0.88) .032 0.24 (0.06-1.03) .055

CI, confidence interval; EBRT, external beam radiation therapy; GTR, gross total resection; HF- HR, hazard ratio; NOS, not otherwise specified; RT, radiation therapy; SRS, hypofractionated stereotactic radiation surgery; SRS, stereotactic radiation surgery; STR, subtotal resection; WHO, World Health Organization.