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Vision 2020 - World Health Organization

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VISION <strong>2020</strong> GLOBAL INITIATIVE FOR THE ELIMINATION OF AVOIDABLE BLINDNESS: ACTION PLAN 2006–2011<br />

• proportion of countries with measles immunization coverage > 80%;<br />

• proportion of countries with vitamin A defi ciency control programmes or which have eliminated vitamin A defi ciency,<br />

in line with global targets; and<br />

• proportion of countries with a policy for or implementation of rubella immunization<br />

1.6 Indicators for control of trachoma<br />

Blinding trachoma<br />

Level of collection<br />

Level of collation<br />

Brief definition<br />

Unit of measurement<br />

Purpose<br />

Links to other indicators<br />

Underlying definition<br />

Measurement methods<br />

Limitations<br />

Frequency<br />

Endemic areas<br />

National, regional or global<br />

Number of countries (by category) in which blinding trachoma is a<br />

public health problem<br />

Number<br />

To monitor elimination of trachoma as a cause of blinding<br />

GET <strong>2020</strong> 5-year plan, in accordance with VISION <strong>2020</strong> national plan;<br />

neglected tropical diseases commitment and plan; socioeconomic<br />

development<br />

Countries with new cases of blindness due to trachoma<br />

From GET <strong>2020</strong> Alliance<br />

Data not available for some endemic countries<br />

Annual<br />

SAFE strategy coverage (to be decided by GET <strong>2020</strong> Alliance)<br />

Level of collection<br />

Level of collation<br />

Brief definition<br />

Unit of measurement<br />

Purpose<br />

Links to other indicators<br />

Underlying definition<br />

Measurement methods<br />

Limitations<br />

Frequency<br />

Recommended (where applicable):<br />

Districts in which blinding trachoma is endemic<br />

National, regional or global<br />

Proportion of endemic communities covered by SAFE strategy<br />

Ultimate intervention goals; annual intervention objectives<br />

To assess coverage and progress<br />

Incidence of blinding trachoma<br />

Progress towards elimination<br />

Population-based surveys in endemic areas, rapid assessment<br />

Resources, socioeconomic development, environmental conditions<br />

Annually at GET <strong>2020</strong> meetings or every 3 years in endemic areas<br />

• prevalence of trachomatous entropion trichiasis at district level;<br />

• prevalence of active trachoma in 1–9-year-olds at district level; and<br />

• progress in achieving the ultimate intervention goals<br />

National data are being used to refi ne ultimate intervention goals and annual intervention objectives. The data are included<br />

in WHO information on neglected tropical diseases, in the WHO Global <strong>Health</strong> Atlas and the WHO Infobase.<br />

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