Table 2.

Characteristics of Children Aged 2 to 17 Years at Intervention Sites by Study Year

VariablePreintervention (n = 2,438) No. (%)Intervention Year 1 (n = 2,935) No. (%)Intervention Year 2 (n = 3,311) No. (%)P Value*
* Using χ2 test.
Sex.320
    Male1,334 (54.7)1,664 (56.7)1,844 (55.7)
    Female1,000 (41.0)1,171 (39.9)1,352 (40.8)
    Unknown104 (4.3)100 (3.4)115 (3.5)
Race<.001
    Black1,107 (45.4)1,224 (41.7)1,227 (37.1)
    White/other312 (12.8)320 (10.9)385 (11.6)
    Unknown1,019 (41.8)1,391 (47.4)1,699 (51.3)
Insurance type<.001
    Private305 (12.5)299 (10.2)430 (13.0)
    Medicaid1,177 (48.3)1,626 (55.4)1,863 (56.3)
    Self-pay59 (2.4)100 (3.4)100 (3.0)
    Not reported897 (36.8)910 (31.0)918 (27.7)
Age, years<.001
    2–6774 (31.7)1,126 (38.4)1,121 (33.9)
    7–121,038 (42.6)937 (31.9)1,258 (38.0)
    13–17626 (25.7)872 (29.7)932 (28.1)