Table 3.

Factors associated with complete response on univariate logistic regression

Variable	OR	95% CI	p-value
Gender (male vs. female)	1.140	0.22–5.84	0.873
Age ≥54 years	8.400	1.27–15.4	0.027
Non-NSCLC primary	0.414	0.08–2.18	0.298
RTOG CNS toxicity (grade 2 vs. grade 3)	0.720	0.42–2.75	0.746
WBRT	0.141	0.14–1.38	0.093

OR, odds ratio; CI, confidence interval; NSCLC, non-small cell lung cancer; RTOG, Radiation Therapy Oncology Group; CNS, central nervous system; WBRT, whole brain radiation therapy.