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Table 3: Odds ratios with 95% confidence intervals (95% CI) and the number of years with normal hearing and hearing loss among workers exposed to HAV grouped into quartiles (Q1-4) (adjusted for age) by the lifetime exposure duration of HAV (Exp1), or the lifetime exposure duration and acceleration of HAV (Exp2-3)

Table 3: Odds ratios with 95% confidence intervals (95% CI) and the number of years with normal hearing and hearing loss among workers exposed to HAV grouped into quartiles (Q1-4) (adjusted for age) by the lifetime exposure duration of HAV (Exp1), or the lifetime exposure duration and acceleration of HAV (Exp2-3)