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. 2007 Dec 11;116(3):329–333. doi: 10.1289/ehp.10775

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ORs of hypertension in relation to aircraft noise (5-dB categories). L_Aeq,16hr (A) and L_night (B) separately included in the model. Adjusted for country, age, sex, BMI, alcohol intake, education, and exercise. The error bars denote 95% CIs for the categorical (5-dB) analysis. The unbroken and broken curves show the ORs and corresponding 95% CIs for the continuous analysis.