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2021
Respiratory viruses detected in Mexican children younger than 5 years old with community-acquired pneumonia: a national multicenter study
Publicado 2017“…The first 832 samples were processed using the multiplex Bio-Plex/Luminex system and the remaining 572 samples using the Anyplex multiplex RT-PCR. Clinical data regarding diagnosis, clinical signs and symptoms, radiographic pattern, and risk factors were obtained and recorded. …”
Enlace del recurso
Artículo -
2022
Movimientos en masa desencadenados por eventos hidrometeorológicos en el Cañón Santa Rosa, Iturbide, Nuevo León, México.
Publicado 2016“…Quantitative analysis of climatological historic data provided by the Comisión Nacional del Agua and the Servicio Meteorológico Nacional allowed to develop spatial models of rainfall historical distribution in the area. …”
Enlace del recurso
Tesis -
2023
New ecological and taxonomic remarks on Sabinella troglodytes and Nanobalcis worsfoldi (Gastropoda: Eulimidae) living on the “slate-pencil sea urchin” from the Mexican Caribbean re...
Publicado 2018“…A complete characterization of the shells and morphology data for both eulimids are included. The comparison of our specimens with type and non-type material indicates several noteworthy features. …”
Enlace del recurso
Artículo -
2024
Adecuación de los sistemas de gestión de calidad ISO 9001 para la entrega eficiente de la información a los Organismos Evaluadores de la Calidad Educativa en Universidades Públicas...
Publicado 2018“…Likewise, a questionnaire was conducted with closed and mixed questions, preceded by the letter of invitation, which mentions the objective of the survey, the questions, the subject surveyed and the general data of the process to subsequently make a validity of the instrument through the Cronbach's alpha, multiple regression analyzes were also carried out. …”
Enlace del recurso
Tesis -
2025
Síndrome de Burnout en instructores de inglés en escuelas primarias públicas.
Publicado 2016“…With this as background, this project was formulated from interest in addressing the burnout syndrome instructors who teach English in public primary schools in the metropolitan area of Monterrey, performing comparative analyzes based on gender, area where they work and level of studies reached at the time of application; by a non-experimental design, transversal, and descriptive ex postfacto, with voluntary participation of 281 instructors. In order to collect data, it was considered to use the Burnout Questionnaire for Teachers Revised, with 66 items in 5 points Likert scale, to measure emotional exhaustion, depersonalization and lack of personal accomplishment, with a total α = 0.92 in the original study. …”
Enlace del recurso
Tesis -
2026
Impacto del programa de tratamiento con ivermectina sobre la supresión e interrupción de la transmisión de onchocerca volvulus en México
Publicado 2005“…This suggests that overall the rate of transmission in the endemic villages in Mexico has been brought to a very low level. However, the data do suggest that transmission does continue at a low level in some villages. …”
Enlace del recurso
Artículo -
2027
Caracterización de las sucesiones areno - conglomeráticas del eoceno en la región de las Choapas, Veracruz.
Publicado 2019“…With the isotope geochemistry of Sm/Nd, the isotopic ratios, model ages and Nd epsilon were obtained, in order to be correlated with data of possible source areas. Rocks with compositions similar to those identified in this work have been described in the Chiapas Massif and the Guichicovi Complex, in the Maya Block; and in complexes exhumed by the Polochic-Motagua Fault System, in Chortis Block.…”
Enlace del recurso
Tesis -
2028
Dejar de ser o hacer: significado de dependencia funcional para el adulto mayor = Stop being or doing: the meaning of functional dependence for the elderly
Publicado 2018“…Five Mexican older adults with functional dependence, according to the Barthel index and self-perception of dependence, participated. Qualitative data were obtained through a semi-structured interview. …”
Enlace del recurso
Artículo -
2029
Frequency and genotypes of Chlamydia trachomatis in patients attending the obstetrics and gynecology clinics in Jalisco, Mexico and correlation with sociodemographic, behavioral, a...
Publicado 2017“…Sociodemographic, behavioral, and biological data were collected. Results: The mean age of the study population was 31 (range, 14–78) years. …”
Enlace del recurso
Artículo -
2030
Análisis de factores psicosociales que influyen en el desempeño laboral de operadores en una planta manufacturera
Publicado 2016“…An ex post facto descriptive-cross design was use to carry out this project, supported by a research instrument which yielded quantitative data and qualitative information. The instrument consists of 7 dimensions (Family, Psychological, Interpersonal Relations, Working Conditions, and Demand for the Task, Transport and Housing) each dimension consists of five items, with Likert scale and six open questions. …”
Enlace del recurso
Tesis -
2031
Consumo de minerales de libre elección como respuesta del venado cola blanca (Odocoileus virginianus texanus), a las deficiencias de su dieta, en el matorral espinoso tamaulipeco,...
Publicado 2020“…Six highly bioavailable mineral compounds were offered in blocks and weighed monthly. The data analyzed for the males show a consumption of sodium (Na) in greater quantity (200 grams per individual), another mineral of importance for the males was phosphorus (P) with 182 grams per individual. …”
Enlace del recurso
Tesis -
2032
Zonificación ecológica de una comunidad dentro de un área natural protegida en el suroeste de Zacatecas.
Publicado 2020“…For this, the parameters of frequency, dominance and density and Importance Value Index are calculated. According to these data, the surface belonging to the NPA has a higher tree density, as well as a greater biodiversity than the surface that is not part of the NPA, dominating the Quercus and Juniperus genera. …”
Enlace del recurso
Tesis -
2033
Seroprevalencia y evaluación de los factores de riesgo para Toxoplasma y Toxocara asociados al conocimiento de hábitos higiénico-sanitarios en una población de estudiantes de veter...
Publicado 2020“…Non-parametric tests were used for data analysis, such as ChiSquare, Fisher's F and likelihood ratio and Somer´s D. …”
Enlace del recurso
Tesis -
2034
Quimio atracción en crustáceos: papel de moléculas homologas.
Publicado 1996“…Sin embargo, a pesar de que la quimiorecepción como área de estudio data de al menos 20 años, en la actualidad se cuenta con escasos productos comerciales eficaces y aún se desconoce el potencial de numerosas moléculas. …”
Enlace del recurso
Sección de libro. -
2035
Movimientos en masa desencadenados por eventos hidrometeorológicos en el Cañón Santa Rosa, Iturbide, Nuevo León, México.
Publicado 2016“…Quantitative analysis of climatological historic data provided by the Comisión Nacional del Agua and the Servicio Meteorológico Nacional allowed to develop spatial models of rainfall historical distribution in the area. …”
Enlace del recurso
Tesis -
2036
Adecuación de los sistemas de gestión de calidad ISO 9001 para la entrega eficiente de la información a los Organismos Evaluadores de la Calidad Educativa en Universidades Públicas...
Publicado 2018“…Likewise, a questionnaire was conducted with closed and mixed questions, preceded by the letter of invitation, which mentions the objective of the survey, the questions, the subject surveyed and the general data of the process to subsequently make a validity of the instrument through the Cronbach's alpha, multiple regression analyzes were also carried out. …”
Enlace del recurso
Tesis -
2037
Síndrome de Burnout en instructores de inglés en escuelas primarias públicas.
Publicado 2016“…With this as background, this project was formulated from interest in addressing the burnout syndrome instructors who teach English in public primary schools in the metropolitan area of Monterrey, performing comparative analyzes based on gender, area where they work and level of studies reached at the time of application; by a non-experimental design, transversal, and descriptive ex postfacto, with voluntary participation of 281 instructors. In order to collect data, it was considered to use the Burnout Questionnaire for Teachers Revised, with 66 items in 5 points Likert scale, to measure emotional exhaustion, depersonalization and lack of personal accomplishment, with a total α = 0.92 in the original study. …”
Enlace del recurso
Tesis -
2038
Caracterización de las sucesiones areno - conglomeráticas del eoceno en la región de las Choapas, Veracruz.
Publicado 2019“…With the isotope geochemistry of Sm/Nd, the isotopic ratios, model ages and Nd epsilon were obtained, in order to be correlated with data of possible source areas. Rocks with compositions similar to those identified in this work have been described in the Chiapas Massif and the Guichicovi Complex, in the Maya Block; and in complexes exhumed by the Polochic-Motagua Fault System, in Chortis Block.…”
Enlace del recurso
Tesis -
2039
Análisis de factores psicosociales que influyen en el desempeño laboral de operadores en una planta manufacturera
Publicado 2016“…An ex post facto descriptive-cross design was use to carry out this project, supported by a research instrument which yielded quantitative data and qualitative information. The instrument consists of 7 dimensions (Family, Psychological, Interpersonal Relations, Working Conditions, and Demand for the Task, Transport and Housing) each dimension consists of five items, with Likert scale and six open questions. …”
Enlace del recurso
Tesis -
2040
Consumo de minerales de libre elección como respuesta del venado cola blanca (Odocoileus virginianus texanus), a las deficiencias de su dieta, en el matorral espinoso tamaulipeco,...
Publicado 2020“…Six highly bioavailable mineral compounds were offered in blocks and weighed monthly. The data analyzed for the males show a consumption of sodium (Na) in greater quantity (200 grams per individual), another mineral of importance for the males was phosphorus (P) with 182 grams per individual. …”
Enlace del recurso
Tesis