Table 3.

This table depicts all of the variables that were found to be statistically significantly associated with longer or shorter TT in the five studies that reported this analysis.

	Association	Variable	P value
Han et al. (27)	Shorter TT	Biopsy only	0.006
	Longer TT	Younger age	0.02
Louvel et al. (28)	Shorter TT	Carmustine wafer implantation	<0.001
	Longer TT	RPA class 5–6 Neurologic deficit Post-operative seizures	<0.001 <0.001 0.049
Osborn et al. (30)	Shorter TT	Non-academic treatment facility White race Larger tumor size STR (vs. GTR)	0.002 <0.001 <0.001 <0.001
Wang et al. (33)	Shorter TT	Older age Lower KPS Biopsy only Higher RPA class RT technique 3D conformal or 2D	0.006 <0.001 <0.001 <0.001 0.007
Pollom et al. (31)	Shorter TT	Black/African American race Medicaid/Gov't insurance/no insurance Metropolitan area > 50 miles from treatment facility	0.006 0.001 0.003 0.05
	Longer TT	Higher income	0.03

TT, treatment time; RPA, recursive partitioning analysis; STR, sub-total resection; GTR, gross total resection; KPS, Karnofsky Performance Status; RT, radiation therapy.