TABLE 1.

Demographic Characteristics of the Total Population

VariablesTotal Studied Children (N = 295)Pediatric GI Clinic (N = 155)Primary Care Clinics (N = 82)School Children (N = 58)
Age, n (%)
    <7 y55 (19)34 (22)12 (15)8 (14)
    ≥7 y240 (81)121 (78)70 (85)49 (86)
    Mean age (+SD)9.6 (3.7)9.6 (2.9)10.4 (2.4)
Gender, n (%)
    Boys120 (41)69 (44)27 (33)24 (43)
    Girls175 (59)87 (56)55 (67)34 (57)
Parent's level of education, n (%)
    High153 (52)101 (64)31 (38)21 (36)
    Middle and low139 (47)54 (36)51 (62)34 (59)
    Missing3 (1)103 (5)
  • GI indicates gastrointestinal.