Emma Alfaro Gómez
Biographic Data
| ID | 139914 |
|---|---|
| NAME | Emma Alfaro Gómez |
| GIVEN NAMES | Emma Alfaro |
| FAMILY NAME | Gómez |
| SIGNATURE | GÓMEZ E A |
| AFFILIATIONS | National University of Jujuy |
| ORCID | 0000-0001-8960-7826 |
| VERIFIED | Yes |
| TOTAL WORKS | 39 |
| TOTAL CITATIONS | 34 |
| AUTHOR COUNT | 39 |
| EDITOR COUNT | 0 |
| FIRST PUBLICATION YEAR | 1996 |
| LATEST PUBLICATION YEAR | 2026 |
| H-INDEX | 4 |
Maternal and Environmental Influence on Birth Weight in Jujuy, Argentina (1991–2014)
In Jujuy, between 1991 and 2014, BW showed a significant association with geographic altitude and maternal factors such as age, marital status, and gestational age, with regional variations. Understanding and addressing these interactions is essential to reduce maternal and neonatal morbidity and mortality
Height variation in Argentina and its socioeconomic dimensions in adults born between 1971-2000 surveyed from the National Risk Factor Survey 2018
Human height is a variable trait that is highly heritable and sensitive to socioeconomic constraints within and between populations. The aim of this work is to describe and characterize adult height in Argentina according to socioeconomic indicators, considering their influence on the geographical distribution of the trait, and to evaluate the impact of these socioeconomic characteristics at two points during ontogeny. This study analyzed 15,840 …
Diferenciación socioespacial y segregación residencial de San Salvador de Jujuy en dos cortes temporales (2001 y 2010)
La diferenciación socioespacial tiene lugar cuando las desigualdades existentes en una ciudad se visibilizan territorialmente. El objetivo de este estudio fue analizar la diferenciación socioespacial y la segregación residencial en San Salvador de Jujuy (SSJ); Jujuy, Argentina, en 2001 y 2010. A partir de información censal, se seleccionaron doce variables que describen las condiciones de vida de las poblaciones. Las unidades de análisis fueron l…
Historia poblacional de larga duración: Estructura demográfica de Cochinoca (Puna de Jujuy, Argentina), siglos XVII al XXI
Se presenta un análisis descriptivo del comportamiento demográfico de Cochinoca, población ubicada en la zona central de la Puna de Jujuy, República Argentina, realizado a partir de fuentes de recuento que van desde 1654 a 2010, divididas en tres períodos: colonial, histórico y actual. Se analizó la composición general, evaluando el tamaño poblacional, la estructura sexual y la estructura etaria, relacionando lo observado con el contexto sociopol…
Tendencias (1997-2015) de malnutrición según sexo en escolares de 10 a 14 años en Jujuy, Argentina
The present study analyzes the evolution of prevalence rates of different types of malnutrition, differentiated by sex, in schoolchildren aged 10 to 14 years in San Salvador de Jujuy during the period 1997-2015. This is an epidemiological, observational, and analytical study, based on secondary data from the National School Health Program. Nutritional status was evaluated using body mass index for age and height for age. Annual prevalences of thi…
Surnames and population structure in the Doctrine of Belén, Altos de Arica, Viceroyalty of Peru (1750–1813)
The analysis of multiple population structures (biodemographic, genetic and socio-cultural) and their inter-relations contribute to a deeper understanding of population structure and population dynamics. Genetically, the population structure corresponds to the deviation of random mating conditioned by a limited number of ancestors, by restricted migration in the social or geographic space, or by preference for certain consanguineous unions. Throu…
Una aproximación a la reconstrucción de la historia poblacional del Nordeste argentino desde el estudio de los linajes uniparentales
El Nordeste argentino se caracteriza por la presencia de diversidad étnica, cultural y lingüística; y por una historia de movimientos poblacionales ligada a variaciones geopolíticas. El objetivo de este trabajo es presentar los primeros resultados de una investigación, estructurada en tres ejes (local, regional y sudamericano), que busca explorar la historia poblacional de la región a través de la caracterización de los linajes maternos y paterno…
Birth Size and Maternal, Social, and Environmental Factors in the Province of Jujuy, Argentina
the distribution of birth size and the factors related to its variability in Jujuy are found to be strongly conditioned by provincial terrain and the clinal variation due to its Andean location
Viudas y Huérfanos: Mortalidad diferencial en el sector central de la Puna de Jujuy a fines del siglo XVIII
A partir de dos registros de población de fines del siglo XVIII para Casabindo y Cochinoca, Puna de Jujuy, se realiza un análisis detallado sobre los grupos familiares asentados en cada uno de ellos. Se toma en cuenta individuos y grupos de parentesco del Censo Virreinal de 1778/79 y del Padrón de tributarios de 1786. Los resultados obtenidos revelan una población numerosa y estable, reflejada en un importante porcentaje de individuos presente en…
Apellidos y estructura poblacional en la Puna de Jujuy a fines del siglo XVIII
A partir del Censo Virreinal de Carlos III de 1778, se caracterizó demográficamente a los cuatro curatos de la Puna de Jujuy, Santa Catalina, Rinconada, Cochinoca y Yavi. Se utilizaron los apellidos registrados y aplicando el método isonímico, se estimó consanguinidad, diversidad, inmigración reciente, aislamiento y sedentarismo. Los resultados muestran la presencia de familias numerosas, importantes porcentajes de infantes y de personas longevas…
Excess weight and thinness over two decades (1996–2015) and spatial distribution in children from Jujuy, Argentina
The study contributes with valuable information on the magnitude of the increase in obesity in schoolchildren and suggests a possible correlation with sex and spatial distribution in the capital city of Jujuy
Agrupamientos poblacionales en Uruguay inferidos en base a la distribución de apellidos
Recientemente publicamos el análisis de los apellidos del Padrón Electoral de 2010 de la República Oriental del Uruguay a través de distancias isonímicas, basado en sus 19 departamentos y las 171 comparaciones posibles entre estos, lo que mostró la forma-ción de dos grandes agrupamientos en el sur, y otros pocos vinculados en el norte y este. El objetivo del presente trabajo es detallar el análisis de las distancias isonímicas utilizando la distr…
The structure and migration patterns of the population of Uruguay through isonymy
Surname distribution can be a useful tool for studying the genetic structure of a human population. In South America, the Uruguay population has traditionally been considered to be of European ancestry, despite its trihybrid origin, as proved through genetics. The aim of this study was to investigate the structure of the Uruguayan population, resulting from population movements and surname drift in the country. The distribution of the surnames of…
Proportionality indices, geographic altitude, and gestational age in newborns from Jujuy, Argentina
The HL sample of term NBs had lower values for all PRIs compared to their LL counterparts. In both altitude zones, the BMI is the preferred PRI to evaluate the nutritional status
Extended composite index of anthropometric failure in Argentinean preschool and school children
Objective: The Composite Index of Anthropometric Failure (CIAF) can only be applied to children under 5 years of age and does not contemplate obesity. The aim of this study was to propose an Extended CIAF (ECIAF) that combines the characterization of malnutrition due to undernutrition and excess weight, and apply it in six Argentine provinces. Design: ECIAF excludes children not in anthropometric failure (group A) and was calculated from a percen…
The asymmetry of dermatoglyphic finger ridge counts and the geographic altitude of the Jujenean population in northwest Argentina
Consanguinity by Random Isonymy and Socioeconomic Development in Argentina: A Population Study
In human populations various flexible, labile and interdependent structures (genetic, demographic, socioeconomic) co-exist, each of which can be organized in an hierarchical order corresponding to administrative entities. The relationship between consanguinity, as estimated by random isonymy ( F ST ), and socioeconomic conditions was analysed at different levels of political and administrative organization in Argentina. From the surnames of 22,66…
Development of subcutaneous fat in Spanish and Latin American children and adolescents: Reference values for biceps, triceps, subscapular and suprailiac skinfolds
Variación de la masa corporal grasa por antropometría y bioimpedancia en escolares jujeños
El objetivo del presente artículo es comparar distintos métodos de cálculo del porcentaje de grasa corporal (%GC) por antropometría y bioimpedancia (BIA) en una población infanto-juvenil jujeña y analizar la variación de la masa grasa (MG), masa magra (MM) y de los índices de masa grasa (IMG) y masa magra (IMM). Se realizó un estudio transversal en 232 escolares de 12 a 17 años de la ciudad de San Salvador de Jujuy. Se relevaron datos de talla, p…
Primary prevention of neural tube defects in Brazil: Insights into anencephaly
Surnames, geographic altitude, and digital dermatoglyphics in a male population from the province of Jujuy (Argentina)
Random inbreeding, isonymy, and population isolates in Argentina
Weight and height percentiles calculated by the LMS method in Argentinean schoolchildren. A comparative references study
The distribution of weight and height of schoolchildren, coming from most regions of the country, differs from those of national and international references. It should be advisable to establish a new national reference based on internationally recognized methodological criteria that adequately reflect the biological and cultural diversity of the Argentinean populations
Geographical altitude, size, mass and body surface area in children (1–4 years) in the Province of Jujuy (Argentina)
Jujenean children differ in size, mass and body surface area based on the geographical altitude and adverse nutritional and socioeconomic factors
Spatial and temporal analysis of infant mortality from congenital malformations in Brazil (1996–2010)
Brief communication: Restricted geographic distribution for Y‐Q* paragroup in South America
We analyzed 21 paragroup Q* Y chromosomes from South American aboriginal and urban populations. Our aims were to evaluate the phylogenetic status, geographic distribution, and genetic diversity in these groups of chromosomes and compare the degree of genetic variation in relation to Q1a3a haplotypes. All Q* chromosomes from our series and five samples from North American Q* presented the derivate state for M346, that is present upstream to M3, an…
Surnames in Argentina: A population study through isonymy
In order to study the isonymic structure of Argentina, the surname distributions of 22.6 million electors registered for the year 2001 were analyzed in the 24 districts (distritos) and 541 municipalities (municipios) of the country. The number of different surnames found was 414,441. Matrices of isonymic distances between districts were constructed and tested for correlation with the geographic distance between the capital towns of the districts.…
Isonymy Structure of Buenos Aires City
The isonymy structure of Buenos Aires was studied based on its surname frequency. Information on 2,552,359 voters of the 28 Buenos Aires districts was used to estimate Lasker's coefficient of relationship by isonymy (R(i)), surname diversity according to Fisher's alpha, the coefficient of consanguinity resulting from random isonymy (F), and Nei's, Lasker's and the Euclidean isonymy distances. These distances were correlated with geographic distan…
Surnames in Bolivia: A study of the population of Bolivia through isonymy
In Bolivia, the Hispanic dual surname system is used. To describe the isonymic structure of Bolivia, the surname distribution of 12,139,448 persons registered in the 2006 census data was studied in 9 districts and 112 provinces of the nation, for a total of 23,244,064 surnames. The number of different surnames found was 174,922. Matrices of isonymic distances between the administrative units (districts and provinces) were constructed and tested f…
Surnames in Chile: A study of the population of Chile through isonymy
In Chile, the Hispanic dual surname system is used. To describe the isonymic structure of this country, the distribution of 16,277,255 surnames of 8,178,209 persons was studied in the 15 regions, the 54 provinces, and the 346 communes of the nation. The number of different surnames found was 72,667. Effective surname number (Fisher's α) for the entire country was 309.0, the average for regions was 240.8 ± 17.6, for provinces 209.2 ± 8.9, and for …
Geographic altitude, surnames, and height variation of Jujuy (Argentina) conscripts
The height records of 48,589 conscripts born in Jujuy between 1870 and 1960 were examined in order to study the variation in adult male height (AMH) in terms of geographical altitude and surnames. Data were clustered by origin of surnames (divided into native and foreign names), decades, and according to the four Jujenean geographical regions distributed along an altitudinal gradient (Puna, Quebrada, Valle, and Ramal). The variation of surnames, …
Agrupamientos poblacionales en Uruguay inferidos en base a la distribución de apellidos
Recientemente publicamos el análisis de los apellidos del Padrón Electoral de 2010 de la República Oriental del Uruguay a través de distancias isonímicas, basado en sus 19 departamentos y las 171 comparaciones posibles entre estos, lo que mostró la forma-ción de dos grandes agrupamientos en el sur, y otros pocos vinculados en el norte y este. El objetivo del presente trabajo es detallar el análisis de las distancias isonímicas utilizando la distr…
Geographical variation and evolution of tertiary sexual equilibrium in the province of Jujuy (Argentina)
The tertiary sex ratio, as measured by the masculinity index, was examined in four regions of the Province of Jujuy in north-west Argentina over a period from 1869 to 1991. The results showed that inter-regional, as well as age group differences in MI existed which could be related to changing social and economic conditions in this area over the last two centuries.
Ethnic origin of y-chromosome haplotypes in subpopulations located at different altitudes in northwest Argentina
Se analizó sobre la base del polimorfismo del cromosoma Y del ADN, el origen étnico de linaje paterno en dos subpoblaciones amerindias del nordeste argentino exindidas de un mismo ancestro. Una de las subpoblaciones fue obtenida en San Salvador de Jujuy ubicado a 1.200 m sobre el nivel del mar y la segunda en los habitantes de Humahuaca con una altitud que fluctúa entre 2.500 a 3.500 metros. Encontramos un porcentaje de 40,5% de integración del c…
Birth Seasonality in Jujeño (North-West Argentina) Altitude Populations
Seasonality of births has been related to multiple factors, including environmental, biological and sociocultural ones, in populations of diverse geographic and cultural origin. However, the relationship between this variable of bioanthropologic interest and geographic altitude has not been adequately explored. The aim of this study was to analyse the monthly distribution pattern of birth rates in Jujeño (north-west Argentina) populations located…
Genetic structure and admixture in urban populations of the Argentine North-West
Five hundred years after the Spanish conquest, urban populations at ANW that have probably been subject to the same evolutionary forces present low genetic diversity and a similar genetic structure. Genetic distances and admixture percentages observed agree with census and ethno-historical data on settlement in the region
Surnames in Argentina: A population study through isonymy
In order to study the isonymic structure of Argentina, the surname distributions of 22.6 million electors registered for the year 2001 were analyzed in the 24 districts (distritos) and 541 municipalities (municipios) of the country. The number of different surnames found was 414,441. Matrices of isonymic distances between districts were constructed and tested for correlation with the geographic distance between the capital towns of the districts.…
Isonymic structure of the Argentine Northwest
Surname distribution may be used as a substitute for quantitative information on the genetic structure of human populations due to panmictic deviations. This study analysed the isonymic structure of the Argentine Northwest (ANW) populations. Surname distribution of 2,576,548 voters (year 2001) in the 117 departments of the region was analysed. Fisher's alpha and coefficient of random relationship by isonymy were estimated. A dendrogram of the 117…
The LMS method and weight and height centiles in Jujuy (Argentina) children
Geographic Patterns of Genome Admixture in Latin American Mestizos
The large and diverse population of Latin America is potentially a powerful resource for elucidating the genetic basis of complex traits through admixture mapping. However, no genome-wide characterization of admixture across Latin America has yet been attempted. Here, we report an analysis of admixture in thirteen Mestizo populations (i.e. in regions of mainly European and Native settlement) from seven countries in Latin America based on data for…
Geographic altitude, surnames, and height variation of Jujuy (Argentina) conscripts
The height records of 48,589 conscripts born in Jujuy between 1870 and 1960 were examined in order to study the variation in adult male height (AMH) in terms of geographical altitude and surnames. Data were clustered by origin of surnames (divided into native and foreign names), decades, and according to the four Jujenean geographical regions distributed along an altitudinal gradient (Puna, Quebrada, Valle, and Ramal). The variation of surnames, …
Brief communication: Restricted geographic distribution for Y‐Q* paragroup in South America
We analyzed 21 paragroup Q* Y chromosomes from South American aboriginal and urban populations. Our aims were to evaluate the phylogenetic status, geographic distribution, and genetic diversity in these groups of chromosomes and compare the degree of genetic variation in relation to Q1a3a haplotypes. All Q* chromosomes from our series and five samples from North American Q* presented the derivate state for M346, that is present upstream to M3, an…
Isonymy Structure of Buenos Aires City
The isonymy structure of Buenos Aires was studied based on its surname frequency. Information on 2,552,359 voters of the 28 Buenos Aires districts was used to estimate Lasker's coefficient of relationship by isonymy (R(i)), surname diversity according to Fisher's alpha, the coefficient of consanguinity resulting from random isonymy (F), and Nei's, Lasker's and the Euclidean isonymy distances. These distances were correlated with geographic distan…
Microevolutionary processes due to landscape features in the province of Jujuy (Argentina)
Objectives: We seek to evaluate the influence of a diverse and rugged physical environment on the genetic background of human populations. Methods: We analyzed eight polymorphic Alu insertions in 226 individuals from Jujuy province (Argentina), which is composed of several regions with well‐defined geographical features and marked contrasts between them associated with differences in altitude (range: 700‐3300 m). This regional division was used t…
Surnames in Bolivia: A study of the population of Bolivia through isonymy
In Bolivia, the Hispanic dual surname system is used. To describe the isonymic structure of Bolivia, the surname distribution of 12,139,448 persons registered in the 2006 census data was studied in 9 districts and 112 provinces of the nation, for a total of 23,244,064 surnames. The number of different surnames found was 174,922. Matrices of isonymic distances between the administrative units (districts and provinces) were constructed and tested f…
Surnames in Chile: A study of the population of Chile through isonymy
In Chile, the Hispanic dual surname system is used. To describe the isonymic structure of this country, the distribution of 16,277,255 surnames of 8,178,209 persons was studied in the 15 regions, the 54 provinces, and the 346 communes of the nation. The number of different surnames found was 72,667. Effective surname number (Fisher's α) for the entire country was 309.0, the average for regions was 240.8 ± 17.6, for provinces 209.2 ± 8.9, and for …
Spatial and temporal analysis of infant mortality from congenital malformations in Brazil (1996–2010)
Surnames, geographic altitude, and digital dermatoglyphics in a male population from the province of Jujuy (Argentina)
Random inbreeding, isonymy, and population isolates in Argentina
Weight and height percentiles calculated by the LMS method in Argentinean schoolchildren. A comparative references study
The distribution of weight and height of schoolchildren, coming from most regions of the country, differs from those of national and international references. It should be advisable to establish a new national reference based on internationally recognized methodological criteria that adequately reflect the biological and cultural diversity of the Argentinean populations
Geographical altitude, size, mass and body surface area in children (1–4 years) in the Province of Jujuy (Argentina)
Jujenean children differ in size, mass and body surface area based on the geographical altitude and adverse nutritional and socioeconomic factors
Primary prevention of neural tube defects in Brazil: Insights into anencephaly
Consanguinity by Random Isonymy and Socioeconomic Development in Argentina: A Population Study
In human populations various flexible, labile and interdependent structures (genetic, demographic, socioeconomic) co-exist, each of which can be organized in an hierarchical order corresponding to administrative entities. The relationship between consanguinity, as estimated by random isonymy ( F ST ), and socioeconomic conditions was analysed at different levels of political and administrative organization in Argentina. From the surnames of 22,66…
Development of subcutaneous fat in Spanish and Latin American children and adolescents: Reference values for biceps, triceps, subscapular and suprailiac skinfolds
Variación de la masa corporal grasa por antropometría y bioimpedancia en escolares jujeños
El objetivo del presente artículo es comparar distintos métodos de cálculo del porcentaje de grasa corporal (%GC) por antropometría y bioimpedancia (BIA) en una población infanto-juvenil jujeña y analizar la variación de la masa grasa (MG), masa magra (MM) y de los índices de masa grasa (IMG) y masa magra (IMM). Se realizó un estudio transversal en 232 escolares de 12 a 17 años de la ciudad de San Salvador de Jujuy. Se relevaron datos de talla, p…
The asymmetry of dermatoglyphic finger ridge counts and the geographic altitude of the Jujenean population in northwest Argentina
Extended composite index of anthropometric failure in Argentinean preschool and school children
Objective: The Composite Index of Anthropometric Failure (CIAF) can only be applied to children under 5 years of age and does not contemplate obesity. The aim of this study was to propose an Extended CIAF (ECIAF) that combines the characterization of malnutrition due to undernutrition and excess weight, and apply it in six Argentine provinces. Design: ECIAF excludes children not in anthropometric failure (group A) and was calculated from a percen…
Demography (29 works) · Geography (29 works) · Population (27 works) · Sociology (15 works) · Biology (14 works) · Demography (12 works) · Forensic and Genetic Research (11 works) · Medicine (11 works) · Mathematics (10 works) · Child Nutrition and Water Access (9 works)