Funciones discriminantes para estimar sexo biológico a partir del fémur en poblaciones prehispánicas del centro norte de Mendoza
; Beguelin, Marien
; Novellino, Paula Silvana
; Archuby, Fernando 
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Fecha
08/2026
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Universidad Nacional de Córdoba. Facultad de Filosofía y Humanidades. Museo de Antropología
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Revista del Museo de Antropología
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1852-060X
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1852-4826
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En este trabajo se desarrollan funciones discriminantes para la estimación del sexo biológico a partir de variables métricas del fémur en poblaciones prehispánicas del Valle de Uspallata (Mendoza, Argentina). El estudio se inscribe en un contexto arqueológico caracterizado por la coexistencia de entierros primarios simples y contextos con restos óseos desarticulados y mezclados, situación que limita la aplicación de métodos morfológicos tradicionales. Las funciones discriminantes se elaboraron a partir de una muestra de referencia compuesta por 51 individuos adultos con sexo determinado mediante rasgos morfológicos del cráneo y la pelvis, procedentes de sitios funerarios de planicie y montaña, del Centro Norte de Mendoza, correspondientes al Holoceno Tardío. Las ecuaciones obtenidas se aplicaron a una muestra independiente integrada por 49 restos óseos aislados provenientes de sitios del valle de Uspallata y del mismo lapso temporal. Los resultados evidencian una elevada consistencia interna entre la determinación sexual morfológica y métrica, y demuestran la utilidad de las funciones desarrolladas para la asignación del sexo biológico en contextos con preservación diferencial. Este estudio aporta herramientas metodológicas específicas para el análisis bioarqueológico regional y contribuye a mejorar la caracterización demográfica de poblaciones prehispánicas, especialmente en contextos funerarios complejos.
In this study, discriminant functions were developed for the estimation of biological sex from femoral metric variables in pre-Hispanic populations from the Uspallata Valley (Mendoza, Argentina). The study is framed within an archaeological context characterized by the coexistence of simple primary burials and contexts with disarticulated and commingled skeletal remains, a situation that limits the application of traditional morphological methods. The discriminant functions were developed from a reference sample composed of 51 adult individuals whose sex was determined through morphological traits of the skull and pelvis, recovered from lowland and mountain funerary sites in north-central Mendoza, corresponding to the Late Holocene. The resulting equations were applied to an independent sample composed of 49 isolated skeletal remains from sites in the Uspallata Valley and belonging to the same chronological span. The results show a high degree of internal consistency between morphological and metric sex determination and demonstrate the usefulness of the developed functions for the assignment of biological sex in contexts with differential preservation. This study provides specific methodological tools for regional bioarchaeological analysis and contributes to improving the demographic characterization of pre-Hispanic populations, especially in complex funerary contexts.
In this study, discriminant functions were developed for the estimation of biological sex from femoral metric variables in pre-Hispanic populations from the Uspallata Valley (Mendoza, Argentina). The study is framed within an archaeological context characterized by the coexistence of simple primary burials and contexts with disarticulated and commingled skeletal remains, a situation that limits the application of traditional morphological methods. The discriminant functions were developed from a reference sample composed of 51 adult individuals whose sex was determined through morphological traits of the skull and pelvis, recovered from lowland and mountain funerary sites in north-central Mendoza, corresponding to the Late Holocene. The resulting equations were applied to an independent sample composed of 49 isolated skeletal remains from sites in the Uspallata Valley and belonging to the same chronological span. The results show a high degree of internal consistency between morphological and metric sex determination and demonstrate the usefulness of the developed functions for the assignment of biological sex in contexts with differential preservation. This study provides specific methodological tools for regional bioarchaeological analysis and contributes to improving the demographic characterization of pre-Hispanic populations, especially in complex funerary contexts.
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