Table 1.

Meibum Donor Grouping and Characteristics

Group	Average Median Age (y)	Age Range (y)	Male:Female:Unknown	Race/Ethnicity, Relative to C = 1	Number
Infant	1/1	1–2	6:1:0	B 0.24, H 0.2, A 0, U 0.24	7
Child	8/8	3–12	1.3:1:0	B 0, H 0, A 0, U 0	7
Adolescent/Adult	44/52	13–88	8.0:1:0	B 0.05, H 0, A 0.23	27
MGD	67/70	8–87	4.1:1:1.1	B 0.13, H 0.03, A 0, U 0.042	51

MGD, meibomian gland dysfunction; C, Caucasian; B, Black; H, Hispanic; A, Asian; U, unknown. Infant, Child, Adolescent, and Adult groups were normal.