Appendix Table 2.

Variables used for the deprivation index

Variable	Numerator	Denominator
Manual worker	Population (>16) employed or unemployed which worked in places coded according to CNO-11 as 5 + 6+7 + 8+91	Population (>16) employed or unemployed
Occasional salaried	Population (>16) employed or unemployed that worked before eventually nor temporally	Population (>16) employed or unemployed
Unemployment	Population (>16) unemployed and who is looking for the first job	Labour force
Insufficient instruction	Population (>16) illiterate, with less than 5 years of school and those who did not reached finishing compulsory education	Population (>16)
Insufficient instruction in young people	Population (16–29) illiterate, with less than 5 years going to school and those who did not reached finishing compulsory education	Population (16–29)
Households with no internet access	Households with no internet service contracted	Total number of households

Variables used in the 2011 SES′ socioeconomic deprivation index (Data source: https://www.seepidemiologia.es/documents/dummy/ManualIP2011.pdf).

¹The Clasificación Nacional de Ocupaciones 2011 (CNO-2011) (National Occupation Classification, 2011) code's meaning is: 5 (Restauration, personal, protection and selling services), 6 (Workers in farming, livestock, forestry or fishery), 7 (people employed as craftsman, manufacturing and construction), 8 (people working as machine or assembly operators) and, finally, 9 (essential workers).