Table 3.

Frequency of T₂ involvement in immediate postoperative imaging

	PFS
Variables	Total (n = 22)	No (n = 12)	Yes (n = 10)	P-value
Cerebellum, n (%)				0.099†
Bilateral	13 (100)	5 (38.5)	8 (61.5)
Unilateral	9 (100)	7 (77.8)	2 (22.2)
Dentate, n (%)				0.646†
Bilateral	2 (100)	1 (50.0)	1 (50.0)
None	5 (100)	4 (80.0)	1 (20.0)
Unilateral	15 (100)	7 (46.7)	8 (53.3)
Inferior CP, n (%)				0.721†
Bilateral	13 (100)	6 (46.2)	7 (53.8)
None	5 (100)	3 (60.0)	2 (40.0)
Unilateral	4 (100)	3 (75.0)	1 (25.0)
Middle CP, n (%)				0.381†
Bilateral	4 (100)	1 (25.0)	3 (75.0)
None	7 (100)	5 (71.4)	2 (28.6)
Unilateral	11 (100)	6 (54.5)	5 (45.5)
Superior CP, n (%)				0.008†
Bilateral	1 (100)	1 (100.0)	0
None	11 (100)	9 (81.8)	2 (18.2)
Unilateral	10 (100)	2 (20.0)	8 (80.0)
Medulla, n (%)				0.308†
Bilateral	2 (100)	1 (50.0)	1 (50.0)
None	13 (100)	9 (69.2)	4 (30.8)
Unilateral	7 (100)	2 (28.6)	5 (71.4)
Pons, n (%)				0.029†
Bilateral	3 (100)	0 (0.0)	3 (100.0)
None	18 (100)	12 (66.7)	6 (33.3)
Unilateral	1 (100)	0	1 (100.0)
Midbrain, n (%)				0.003†
Bilateral	3 (100)	0	3 (100.0)
None	16 (100)	12 (75.0)	4 (25.0)
Unilateral	3 (100)	0	3 (100.0)
Thalamus, n (%)
None	21 (100)	12 (57.1)	9 (42.9)
Cerebral hemisphere, n (%)				0.686†
Bilateral	1 (100)	1 (100.0)	0
None	19 (100)	11 (57.9)	8 (42.1)
Unilateral	1 (100)	0	1 (100.0)

^†Exact test; CP = cerebellar peduncles.