Table 2.

Demographic characteristics of infants

ID	GA	BW	Race	Sex	Ethnicity	Ventilation	Oxygen	Age at scan 1	Scan 1 Findings	Scan 2 Findings	Scan 3 Findings	# MRI
1 *	23	580g	AA	M	Not H/L	29+ days	Yes	42	Possible collection of blood in the left caudothalamic groove	Possible collection of blood in the left caudothalamic groove	Possible collection of blood in the left caudothalamic groove	3
2	28	870g	AA	F	NR	3-14 days	Yes	38	No abnormal findings	No abnormal findings		2
3 *	27	840g	W	F	Not H/L	29+ days	Yes	42	Proteinaceous subdural collection for possible hematoma	Possible thinning of the CC; blood collection resolved	Possible thinning of the CC; no other abnormal findings	3
4 *	27	1030g	W	M	Not H/L	29+ days	Yes	40	No abnormal findings	Possible collection of blood in right frontal falx	Blood collection resolved; no other abnormal findings	3
5	27	970g	AA	F	Not H/L	3-14 days	Yes	36	Small arachnoid cysts in cerebellomedullary angle	Small arachnoid cysts in cerebellomedullary angle		2

ID; identification number,

^*indicates participants used in exploratory aims of group differences

GA; Gestational age, BW; Birth weight, W; White, AA; African American, F; Female, M; Male, H/L; Hispanic/Latino, NR; not reported, Not H/L; Not Hispanic or Latino, days on ventilation, oxygen use, adjusted age in weeks at the time of scan 1 (visit 1; baseline), findings at scan 1(visit 1; baseline), findings at scan 2 (visit 2; 3 months post baseline), findings at scan 3 (visit 3; 6 months post baseline), and #number of scans completed.