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Table 4 Risk of all-cause dementia stratified by sex and age between comparison and SSHL cohorts

From: Association of sudden sensorineural hearing loss with dementia: a nationwide cohort study

  Comparison cohort SSHL cohort SSHL cohort Verse Comparison cohort
No. cases Per 1000 PY No. cases Per 1000 PY Adjusted HR (95% CI) p value
Sex
 Female (N = 6933) 143 4.93 62 6.90 1.64 (1.22–2.22) 0.001
 Male (N = 7967) 173 5.24 64 6.16 1.24 (0.93–1.66) 0.138
Age
 < 65 year old (N = 11,046) 46 0.98 24 1.60 1.62 (0.98–2.65) 0.058
65 year old (N = 3854) 270 18.03 102 23.17 1.34 (1.06–1.68) 0.013
Age & Gender
Age < 65 & Female (N = 5291) 23 1.02 15 2.08 2.14 (1.17–4.11) 0.022
 Age < 65 & Male (N = 5755) 23 0.94 9 1.16 1.20 (0.55–2.59) 0.647
Age65 & Female (N = 1642) 120 18.73 47 26.28 1.55 (1.10–2.17) 0.012
 Age65 & Male (N = 2212) 150 17.40 55 21.03 1.23 (0.91–1.68) 0.184
  1. Adjusted for age, sex, area of residence, insurance premium, comorbidities, history of medication, and Charlson’s index score