TABLE 3.

Binary logistic regression to predict the effect of variables on treatment efficacy, need for subsequent surgery, and need for adjuvant therapy

	OR	95% Wald Confidence Limits		p Value
Effect on treatment efficacy (decreased vs stable or increased tumor size)
Location (cerebellar vs deep)	0.52	0.04	6.12	0.6076
Location (lobar vs deep)	2.33	0.54	10.07	0.2542
Tumor type (high vs low grade)	7.49	1.13	49.45	0.0364
Tumor vol	1.06	0.98	1.14	0.1178
No. of trajectories	1.34	0.23	7.74	0.7386
No. of lesions	0.89	0.57	1.38	0.6185
Lesion vol	0.98	0.89	1.08	0.7344
Effect of variables on subsequent surgery
Location (cerebellar vs deep)	1.48	0.12	17.22	0.7532
Location (lobar vs deep)	1.47	0.24	8.73	0.6720
Tumor type (high vs low grade)	2.25	0.21	23.32	0.4957
Tumor vol	1.02	0.98	1.06	0.3262
Effect of variables on adjuvant treatment
Tumor type (high vs low grade)	3.77	0.56	25.28	0.1711
Tumor vol	1.05	0.99	1.11	0.0632

Boldface type indicates statistical significance.