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Table 1 Health service areas and sample size distribution by Chilean regions and macro zones

From: Geographical disparities in obesity prevalence: small-area analysis of the Chilean National Health Surveys

Macro zone Regionsa NHS-2009 NHS-2016 HS
North Arica y Parinacota 290 303 1. Arica
Tarapacá 279 285 2. Iquique
Antofagasta 290 272 3. Antofagasta
Atacama 291 281 4. Atacama
Central Coquimbo 287 293 5. Coquimbo
Valparaíso 316 580 6. Valparaíso San Antonio
7. Viña del Mar Quillota
8. Aconcagua
Metropolitana 817 832 1. M. Norte
2. M. Occidente
3. M. Central
4. M. Oriente
5. M. Sur
6. M. Suroriente
Central-south L. Bdo. O’Higgins 309 292 1. O’Higgins
Maule 329 340 2. Del Maule
Biobío 263 601 3. Ñuble
4. Concepción
5. Talcahuano
6. Biobío
7. Arauco
South La Araucanía 291 273 1. Araucanía norte
2. Araucanía sur
Los Ríos 286 289 1. Valdivia
Los Lagos 288 297 1. Osorno
2. Reloncavi
3. Chiloe
Austral Aysén 252 307 1. Aysén
Magallanes 297 275 2. Magallanes
  1. NHS National Health Survey, HS Health service
  2. a Regions are ordered according to their geographic location, from north to south