Table 2.

Details of infants with seizures, or discrepancy in grades between systems.

	NICHD grade	SIBEN grade	NICHD score	SIBEN score	EEG 24 h	EEG seizures >6 h age	Descriptive MRI findings	Barkovich BGT score	Barkovich WS score	Barkovich overall grade
1	Mild	Moderate	4	6	Normal	No	Normal	0	0	Normal
2	Mild	Moderate	4	6	Mild	No	Normal	0	0	Normal
3	Mild	Moderate	4	6	Mild	No	Cerebellar hemorrhage	0	0	Normal
4	Mild	Moderate	5	7	Mild	No	Normal	0	0	Normal
5	Mild	Moderate	5	7	Moderate	Yes	Bilateral parasagital injury to white mater and cortex (not involving peri-rolandic cortex)	0	4	Moderate-severe
6	Mild	Moderate	5	7	Normal	No	Sub-dural hematoma	0	0	Normal
7	Mild	Moderate	6	8	Mild	No	Normal	0	0	Normal
8	Mild	Moderate	6	8	Mild	No	Normal	0	0	Normal
9	Mild	Moderate	7	9	Mild	No	Normal	0	0	Normal
10	Mild	Moderate	7	9	Normal	No	Increased signal bilaterally in posterior watershed white mater, hippocampus, and cerebellar hemorrhage	0	2	Mild
11	Moderatea	Mild	7	5	Mild	No	Normal	0	0	Normal

^aInfant had hypertonicity, plus 2 other domains with findings consistent with Moderate NE. Hypertonicity not part of SIBEN grade- therefore Moderate NE by NICHD (3 moderate domains), but Mild NE by SIBEN (2 moderate domains).