Table 2.

Clinical and epidemiological features.

	PANDAS N = 47 (%)	PANSN = 15 (%)	PANDAS vs. PANS P-value
Tics	45 (95.7)	13 (86.7)	0.52
Obsessive-compulsive symptoms	34 (72.3)	15 (100)	0.15
Worsening of school performance	8 (17)	3 (20)	0.79
Anxiety	10 (21.2%)	5 (33.3)	0.74
Irritability and aggressivity	9 (19.1)	8 (53.3)	0.024
Food restriction	0 (0)	4 (26.7)	0.0023

PANDAS, pediatric autoimmune neuropsychiatric disorders associated with streptococcal infections; PANS, pediatric acute-onset neuropsychiatric syndrome.