Figure 2From: Sequencing of the IL6 gene in a case–control study of cerebral palsy in children Subgroup analysis. Mean (boxes) and 95% confidence intervals (lines) for carriers of the variant haplotype by ethnicity, birth weight, and sex. Increased risk for homozygote carriers reached statistical significance in whites, Hispanics (one-sided only), males, and females (one-sided only). There was no risk associated with heterozygote carriers in any subgroup.Back to article page