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. Author manuscript; available in PMC: 2017 Jan 1.
Published in final edited form as: J Am Acad Child Adolesc Psychiatry. 2015 Oct 22;55(1):41–46.e1. doi: 10.1016/j.jaac.2015.09.021

Table 3. Hazard Ratios (HR) and 95% CIs for Association Between School Achievement (SA; Modeled as a Continuous Z-score) and Risk of Bulimia Nervosa.

Females Males

HR (95% CI) HR (95% CI)
Model A Z-score (SA) 1.16 (1.11, 1.20) 1.05 (0.84, 1.31)
Model B Z-score (SA) 1.08 (1.03, 1.12) --
Parental education 1.14 (1.11, 1.18) --
Model C Z-score (SA) 1.08 (1.04, 1.13) --
Parental education 1.13 (1.10, 1.17) --
Year of birth 1.09 (1.08, 1.10) --