From: Explaining better hearing in Norway: a comparison of two cohorts 20 years apart - the HUNT study
 | Cohort effecta | Natural indirect effect | |||
---|---|---|---|---|---|
Estimate (dB) | 95% CI | Estimate (dB) | 95% CI | Mediated proportion | |
All: | |||||
 Total | −2.97 | − 2.76, − 3.18 | −0.82b | − 0.94, − 0.70 | 0.28 |
 Education |  |  | −0.12c | −0.22, − 0.02 | 0.04 |
 Recurrent ear infections |  |  | −0.20c | −0.23, − 0.16 | 0.07 |
 Occupational noise |  |  | −0.25e | −0.30, − 0.20 | 0.08 |
 Smoking |  |  | −0.14e | −0.24, − 0.04 | 0.05 |
Women: | |||||
 Total | −1.25 | −1.00, − 1.50 | −0.68b | − 0.82, − 0.53 | 0.54 |
 Education |  |  | −0.30c | −0.44, − 0.16 | 0.24 |
 Recurrent ear infections |  |  | −0.21c | −0.26, − 0.16 | 0.17 |
 Occupational noise |  |  | −0.06d | −0.08, − 0.04 | 0.05 |
 Smoking |  |  | −0.08d | −0.13, − 0.04 | 0.07 |
Men: | |||||
 Total | −5.20 | −4.85, −5.55 | −1.39b | −1.61, − 1.18 | 0.27 |
 Education |  |  | −0.35c | −0.47, − 0.22 | 0.07 |
 Recurrent ear infections |  |  | −0.17c | −0.23, − 0.11 | 0.03 |
 Occupational noise |  |  | −0.56e | −0.71, − 0.42 | 0.11 |
 Smoking |  |  | −0.17e | −0.37, 0.03 | 0.03 |