CompletedNot Applicable

Epidemiology Study of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION)

21,283 participantsStarted 2008-08

Plain-language summary

The objectives of this study were to: (1) evaluate the natural history of non-arteritic anterior ischemic optic neuropathy (NAION); (2) estimate the population incidence of NAION; and (3) identify potential risk factors for NAION.

Who can participate

Age range18 Years

SexALL

See this in plain English?

AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion Criteria: * Member of the Ingenix Normative Health Informatics (NHI) Database during 01/01/2003 through 12/31/2007 * 18 years of age or older * Had at least 183 days of continuous enrollment in the database * No doctor visits associated with a diagnosis of ischemic optic neuropathy during the 183 days prior to cohort entry Exclusion Criteria: * Less than 18 years of age * Less than 183 days of continuous enrollment in the database * At least one doctor visit associated with a diagnosis of ischemic optic neuropathy during the 183 days prior to cohort entry

What they're measuring

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by Age

Timeframe: 01-January-2003 up to 31-December-2007

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by Sex

Timeframe: 01-January-2003 up to 31-December-2007

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by Calendar Year

Timeframe: 01-January-2003 up to 31-December-2007

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by Region

Timeframe: 01-January-2003 up to 31-December-2007

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by Baseline Risk Factors

Timeframe: 01-January-2003 up to 31-December-2007

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by Comorbid Diagnoses

Timeframe: 01-January-2003 up to 31-December-2007

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by PDE-5 Inhibitor Use

Trial details

NCT IDNCT01260324

SponsorPfizer's Upjohn has merged with Mylan to form Viatris Inc.

Sponsor typeINDUSTRY

Study typeOBSERVATIONAL

Primary completion2010-03

Results submitted2011-03-16

View on ClinicalTrials.gov More Anterior Ischemic Optic Neuropathy trials

Who can participate

Age range18 Years

SexALL

See this in plain English?

AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

What they're measuring

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by Age

Timeframe: 01-January-2003 up to 31-December-2007

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by Sex

Timeframe: 01-January-2003 up to 31-December-2007

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by Calendar Year

Timeframe: 01-January-2003 up to 31-December-2007

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by Region

Timeframe: 01-January-2003 up to 31-December-2007

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by Baseline Risk Factors

Timeframe: 01-January-2003 up to 31-December-2007

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by Comorbid Diagnoses

Timeframe: 01-January-2003 up to 31-December-2007

Crude Incidence Rate of Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) Per 1000 Person-years by PDE-5 Inhibitor Use