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Operational definition for objective 28-3

28-3. Reduce uncorrected visual impairment due to refractive errors.
National Data Source National Health and Nutrition Examination Survey (NHANES), CDC, NCHS.
State Data Source Not identified.
Healthy People 2000 Objective Not applicable.
2005 Midcourse Revisions New objective (see Comments).
Measure Rate per 1,000 population (age adjusted - see Comments).
Baseline 110.7 (1999-2000).
Target 92.9.
Target-Setting Method Better than the best racial/ethnic subgroup.For a discussion on target-setting methods, see Part A, Section 4.
Numerator Number of persons 12 years and older whose better-eye distance vision tests at 20/30 or worse, and improves to 20/25 or better after objective auto-refraction.
Denominator Number of persons 12 years and older.
Population Targeted U.S. civilian, noninstitutionalized population.
Questions Used To Obtain the National Data From the 1999-2000 National Health and Nutrition Examination Survey:
  • Measure of visual acuity of left and right eyes with usual correction at examination.
  • Measure of reported visual acuity of left and right eyes after objective auto-refraction.
Expected Periodicity Periodic.
Comments For survey participants 12 years and older.



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