TABLE 1.

Description of the Cohort

Entire Cohort (n = 181)ED Users (n = 61 for 12 Months; n = 69 for 18 Months)
Male, %96 (53.0)34 (55.7)
38 (55.1)
Medicaid, %48 (26.5)27 (44.3)
34 (49.3)
COC * <1 during first 7 mo of life14.4%23.0%
Visits to primary care site age 8–19 mo1410 (7.79/child-year)497 (8.15/child-year)
Visits to primary care site age 8–25 mo1639 (6.04/child-year)690 (6.67/child-year)
  • * Calculated using COC index, as described by Bice and Boxerman.9