Results 31 to 40 of about 3,172,570 (121)

Revisiting avian wingtip shape indices: a comparison of methods with empirical data

Ibis, EarlyView.
The study of avian wing shape helps in understanding how birds can adapt to their habitats and respond to changing environmental conditions. An important challenge in this endeavour is obtaining estimates of wing shape that are truly independent of body size, particularly when there is an allometric relationship between them. Size‐constrained component
Iván de la Hera, María Torres‐Sánchez, José Luis Arroyo, Rubén Rodríguez, Guillermo Fandos, Oscar Gordo   +5 more
wiley   +1 more source

Endometrial assessment in abnormal uterine bleeding: transvaginal ultrasound alone may not be good enough

Ultrasound in Obstetrics &Gynecology, Volume 67, Issue 1, Page 79-88, January 2026.
ABSTRACT Objective To evaluate the proportion of optimal assessments of endometrial thickness (ET) achieved by transvaginal ultrasound (TVS) compared with a multimodal (MM) sonographic approach in women with abnormal uterine bleeding (AUB). Methods This prospective observational study was a subset of the EPI‐SURE study conducted between June and ...
S. Nijjar, S. Kastora, A. Bajrami, S. Solangon, M. Widschwendter, D. Jurkovic   +5 more
wiley   +1 more source

Do Formal Stance Strategies Reveal Disciplinary Variation in Professional Scientific Writing?

International Journal of Applied Linguistics, Volume 35, Issue 3, Page 1242-1261, August 2025.
ABSTRACT Stance in academic discourse has been extensively studied, with numerous investigations indicating that its expression varies across disciplines, depending on the authors’ intention to either enhance or diminish their voice or presence (e.g., It seems fairly certain vs. This is based on the belief that…).
Elizaveta A. Smirnova, Javier Pérez‐Guerra   +1 more
wiley   +1 more source

Contribuciones al análisis multivariante no lineal [PDF]

, 2008
Se ha desarrollado un método de cuantificación óptima basado en la minimización de la suma de las interdistancias cuadráticas entre las categorías cuantificadas de las variables.
Correa Londoño, Guillermo, Correa Londoño, Guillermo Antonio   +1 more
core   +1 more source

Una metodología multivariante versus una metodología tradicional en la identificación y clasificación del paisaje

Papeles de Geografí­a, 2017
El objetivo de este estudio ha sido validar una identificación de tipos de paisaje desarrollada gracias a un método multivariante de clasificación (TWINSPAN), tomando como ámbito de estudio la provincia de Huelva (Andalucía, España), mediante su ...
Jorge Alcántara Manzanares, Jesús Miguel Muñoz Álvarez   +1 more
doaj   +3 more sources

Interpregnancy interval and risk of recurrence following tubal ectopic pregnancy: retrospective cohort study from UK tertiary center

Ultrasound in Obstetrics &Gynecology, Volume 66, Issue 1, Page 89-95, July 2025.
ABSTRACT Objective To assess the effect of interpregnancy interval on the odds of recurrence of tubal ectopic pregnancy (TEP) following expectant or surgical management. Methods This was a retrospective cohort study conducted at a tertiary early pregnancy unit (EPU) in London, UK.
W. M. Dooley, J. Farren, L. V. de Braud, S. A. Solangon, N. Thanatsis, B. H. Al Wattar, D. Jurkovic   +6 more
wiley   +1 more source

Impact of deep or ovarian endometriosis on pelvic pain and quality of life: prospective cross‐sectional ultrasound study

Ultrasound in Obstetrics &Gynecology, Volume 65, Issue 3, Page 372-383, March 2025.
ABSTRACT Objective To assess whether premenopausal women diagnosed with deep or ovarian endometriosis on transvaginal sonography (TVS) were more likely to suffer from dyspareunia and pelvic pain symptoms, and have a lower quality of life, compared to women without sonographically diagnosed deep or ovarian endometriosis.
P. Chaggar, T. Tellum, N. Thanatsis, L. V. de Braud, T. Setty, D. Jurkovic   +5 more
wiley   +1 more source

Contribución al estudio de formas cuadráticas en estadística multivariada

Revista Colombiana de Estadística, 1986
En el estudio de formas cuadráticas hemos obtenido resultados para la matriz aleatoria. Los teoremas requieren que la matriz E sea no singular. Aquí estudiamos el caso E-singular y obtenemos condiciones similares al caso no singular.
Poltronieri J.
doaj  

Evaluation of the social economic indicators of the municipalities of the São Paulo state groups 1, 2 and 3 with the use of multivariate analysis of variance Evalución de indicadores socioeconómicos en los grupos 1,2 y 3 de municípios de Sao Paulo con el uso de análisis multivariante de la varianza Avaliação de indicadores socioeconômicos dos grupos 1, 2 e 3 de municípios paulistas com o uso da análise multivariada de variância

REGE Revista de Gestão, 2010
This article is part of an extensive study that deals with the statistical analysis of several groups of municipalities. The objective of this study is to ascertain whether the mean per capita values of transfers from the Municipalities Participation Fund (Fundo de Participação dos Municípios, FPM), the state Tax on the Circulation of Goods and ...
Maria Aparecida Gouvêa, Patrícia Siqueira Varela, Milton Carlos Farina   +2 more
openaire   +1 more source

Association of maternal body mass index with hemodynamic and vascular alterations at 35–37 weeks' gestation

Ultrasound in Obstetrics &Gynecology, Volume 65, Issue 3, Page 303-310, March 2025.
ABSTRACT Objective Globally, one in four pregnant women is classified as overweight or obese, based on their prepregnancy body mass index (BMI). Obese pregnant women are at increased risk of adverse pregnancy outcomes and long‐term cardiovascular disease that occurs earlier in life.
M. Charakida, C. Chatzakis, L. A. Magee, A. Syngelaki, T. Mansukhani, P. von Dadelszen, K. H. Nicolaides   +6 more
wiley   +1 more source