Table 2 Incidence rates of Parkinson’s disease in nonarteritic anterior ischemic optic neuropathy patients.

From: Nonarteritic anterior ischemic optic neuropathy and incidence of Parkinson’s disease based on a nationwide population based study

 

N

Events

Person-yearsa

Incidence Rate (per 1000 PY)b

Adjusted hazard ratio (95% CI)

Model 1

Model 2

Model 3

Model 4

Model 5

Comparison between NAION and control group

 Control

219,800

694

808,202.3

0.859

1.00 (ref.)

1.00 (ref.)

1.00 (ref.)

1.00 (ref.)

1.00 (ref.)

 NAION

43,960

214

161,368.9

1.326

1.545 (1.325, 1.801)

1.542 (1.323, 1.798)

1.525 (1.308, 1.778)

1.516 (1.3, 1.769)

1.514 (1.298, 1.765)

  1. Model 1 was unadjusted.
  2. Model 2 was adjusted for age and sex.
  3. Model 3 was adjusted for age, sex, smoking, alcohol drinking, regular exercise, and income.
  4. Model 4 was adjusted for age, sex, smoking, alcohol drinking, regular exercise, income, diabetes, hypertension, dyslipidemia, body mass index, and chronic kidney disease.
  5. Model 5 was adjusted for age, sex, smoking, alcohol drinking, regular exercise, income, diabetes, hypertension, dyslipidemia, body mass index, chronic kidney disease, and peptic ulcer.
  6. Significant values are in [bold].
  7. NAION nonarteritic anterior ischemic optic neuropathy, PY person-year, CI confidence interval.
  8. aPerson-years was calculated as observed time interval*number of observed subjects.
  9. bIncidence rates in 1000 person-years.
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