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Logo of nihpaAbout Author manuscriptsSubmit a manuscriptHHS Public Access; Author Manuscript; Accepted for publication in peer reviewed journal;
 
From:
Am J Public Health. Author manuscript; available in PMC 2010 May 18.
Published in final edited form as:
Am J Public Health. 2009 March; 99(3): 493–498.
Published online 2008 December 23. doi: 10.2105/AJPH.2007.131243

TABLE 2

Logistic Regression Predicting Presence of Previously Documented Autism Spectrum Disorders Among Children Born in 1994 and Aged 8 Years: United States, 2002

OR (95% CI)
Race/ethnicity
    White (Ref)1.00
    Black0.79* (0.64, 0.96)
    Hispanic0.76* (0.56, 0.99)
    Asian0.91 (0.52, 1.56)
    Other0.65* (0.43, 0.97)
Gender
    Girl (Ref)1.00
    Boy1.35* (1.10, 1.64)
IQ
    ≥ 70 (Ref)1.00
    < 701.67* (1.38, 2.03)
    Unknown1.70* (1.38, 2.09)
Birthweight
    > 2500 g (Ref)1.00
    ≤ 2500 g1.07 (0.78, 1.47)
    Missing0.81 (0.41, 1.59)
Maternal education
    Less than high school graduate (Ref)1.00
    High school graduate1.31 (0.98, 1.76)
    Some college1.44* (1.08, 1.91)
    Missing0.80 (0.39, 1.58)
From site with access to children's education data1.09 (0.90, 1.32)

Note. OR = odds ratio; CI = confidence interval.

*P <.05.