TABLE 1

Demographics of Study Population

AGE (n = 250)HC (n = 274)PaTotal (n = 524)
Age, mean (SD), mo11 (6.8)9 (6.0).00610 (6.4)
Sex, female, n (%)104 (42)137 (50).054241 (46)
Race, n (%).034
 White113 (46)112 (41)225 (43)
 African American78 (32)116 (42)194 (37)
 Other59 (22)46 (17)105 (20)
Ethnicity, n (%).004
 Hispanic73 (29)51 (19)124 (24)
Insurance, n (%).504
 Public178 (72)209 (76)387 (74)
 Private60 (24)58 (21)118 (23)
 Other12 (4)7 (3)19 (3)
  • —, not applicable.

  • a A t test was used for age comparison; all other comparisons used χ2 tests.