Table 2

 Demographic variables and A&E attendance

Controls (%)(n = 394)Cases (%)(n = 1018)OR (95%CI)
Age (years)
    <560 (15.2)344 (33.8)1.00
    5–6.980 (20.3)209 (20.5)0.46 (0.31 to 0.66)
    7–9.9103 (26.1)227 (22.3)0.38 (0.27 to 0.55)
    >10151 (38.3)238 (23.4)0.27 (0.20 to 0.39)
Sex
    Male239 (60.7)633 (62.2)1.00
    Female155 (39.3)385 (37.8)0.94 (0.74 to 1.19)
Ethnic group
    White208 (52.8)285 (28.0)1.00
    Black African51 (12.9)120 (11.8)1.72 (1.18 to 2.49)
    Black Caribbean43 (10.9)108 (10.6)1.83 (1.23 to 2.72)
    Black other55 (14.0)86 (8.5)1.14 (0.78 to 1.67)
    Other35 (8.9)119 (11.7)2.48 (1.64 to 3.77)
    Data not available2 (0.5)300 (29.5)