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. Author manuscript; available in PMC: 2011 Jun 1.
Published in final edited form as: Hear Res. 2009 Oct 22;264(1-2):3–9. doi: 10.1016/j.heares.2009.10.008

Table 3.

Cox Proportional Hazards Model for 10-yr Incidence of Hearing Impairment

Model 1 Model 2
Risk Factors Hazard Ratio (95%CI) Hazard Ratio (95%CI)
Age (5 yr) 1.81 (1.69,1.94) 1.81 (1.70,1.94)
Men (vs. Women) 2.29 (1.81, 2.90) 2.49 (1.96,3.15)
Education
 (<16 yrs vs 16 or more yrs)		 1.40 (1.05, 1.87) 1.56 (1.19,2.06)
Marital Status
 (Not Married vs Married)		 1.29 (1.03, 1.62) 1.32 (1.06,1.66)
Occupation – Longest Held Job
 (Production, Operator or Farmer
vs Managerial, Technical or
Service)		 1.34 (1.06, 1.69) Not included
Reported Noisy Job Not included 1.00 (0.81,1.24)