Table 1.

Distribution of cortical-white matter junction calcifications in cerebral lobes on initial computed tomography and one year follow-up (n=35). Values are numbers (percentages) unless stated otherwise

Presence of calcifications by lobe in initial CT	Follow-up CT		P value (McNemar test)
	Yes	No
Frontal:
Yes	32 (94)	2 (6)	0.99
No	1 (100)	0 (0)
Parietal:
Yes	19 (68)	9 (32)	0.004*
No	0 (0)	7 (100)
Temporal:
Yes	20 (95)	1 (5)	0.99
No	1 (7)	13 (93)
Occipital:
Yes	12 (57)	9 (43)	0.004*
No	0 (0)	14 (100)

*P<0.05.