A borderline significant association with hearing loss was reported for cardiovascular disease, diabetes, high blood pressure, smoking, lack of exercise and high cholesterol.
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The sentences
This was attributed to increased focus on hearing loss since 2006, showing that the extent of hearing loss may be significant for military missions.
When adjusted for age, there was a positive trend for the effect of flying hours, but it was not statistically significant (Qiang et al. 2008 ).