Level of perception Valid None Data Dictionary Vocabularies Eionet Data Dictionary Very good or good Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Fair Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Bad or very bad Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Moderate Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Mild Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception None or minimum Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Severe Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Moderately severe Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Moderate, moderately severe or severe Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Strong Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Very good or fairly good Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Very good Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Good Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Fairly good Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Intermediate Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Poor Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Bad Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Very bad or fairly bad Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Very bad Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Fairly bad Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Unknown Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Very mild Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Mild or very mild Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception Severe or very severe Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception None Valid Data Dictionary Vocabularies Eionet Data Dictionary Level of perception