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Table 2: Odds ratios with 95% confidence intervals (95% CI) for hearing loss among workers exposed to HAV (adjusted for age) by the lifetime exposure duration of HAV (Exp1), or the lifetime exposure duration of HAV multiplied by the acceleration of HAV (Exp2) or multiplied by the square of the acceleration (Exp3), or normalized second and third exposure variable (Exp2N and Exp3N)

Table 2: Odds ratios with 95% confidence intervals (95% CI) for hearing loss among workers exposed to HAV (adjusted for age) by the lifetime exposure duration of HAV (Exp1), or the lifetime exposure duration of HAV multiplied by the acceleration of HAV (Exp2) or multiplied by the square of the acceleration (Exp3), or normalized second and third exposure variable (Exp2N and Exp3N)