Disability, Independence and Dependency Situations Survey Disabilities, Impairments and State of Health. National results: Absolute figures Population with hearing impairments, who use sign language, by age and sex. Units: thousands of persons 6 years old and over ;Both sexes;Males;Females; Total;13.3;7.0;6.3; 6 to 64 years old;11.6;6.1;5.5; 65 to 79 years old;1.3;0.8;0.5; 80 years old and over;0.4;0.0;0.4; Notes: 1) The data corresponding to cells with fewer than 5 thousand persons must be viewed with caution, because it may be affected by large sampling errors. Source: National Statistics Institute