Search Results - "Ruff, C. B"

Body size, body shape, and long bone strength in modern humans by Ruff, Christopher B.

“…To identify behaviorally significant differences in bone structure it is first necessary to control for the effects of body size and body shape. Here the…”
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Stress fracture in military recruits: gender differences in muscle and bone susceptibility factors by Beck, T.J, Ruff, C.B, Shaffer, R.A, Betsinger, K, Trone, D.W, Brodine, S.K

“…A total of 693 female U.S. Marine Corps recruits were studied with anthropometry and dual-energy X-ray absorptiometry (DXA) scans of the midthigh and distal…”
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Body mass and encephalization in Pleistocene Homo by Ruff, Christopher B, Trinkaus, Erik, Holliday, Trenton W

“…Many dramatic changes in morphology within the genus Homo have occurred over the past 2 million years or more, including large increases in absolute brain size…”
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Relative fibular strength and locomotor behavior in KNM-WT 15000 and OH 35 by Marchi, D., Harper, C.M., Chirchir, H., Ruff, C.B.

“…Relative fibular/tibial strength has been demonstrated to vary with locomotor behavior among anthropoid primates. In this study fibular/tibial strength was…”
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Influence of surface modifications on the degradation of standard-sized magnesium plates and healing of mandibular osteotomies in miniature pigs by Naujokat, H., Ruff, C.B., Klüter, T., Seitz, J.-M., Açil, Y., Wiltfang, J.

“…Biodegradable magnesium alloys are suitable osteosynthesis materials. Despite the alloy composition, surface modifications appear to have an influence on the…”
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Diaphyseal Cross-sectional Geometry of Near Eastern Middle Palaeolithic Humans: The Femur by Trinkaus, Erik, Ruff, Christopher B.

“…Previous assessments of Near Eastern Middle Palaeolithic late archaic and early modern human femoral diaphyses have noted differences in shaft shape and…”
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Diaphyseal Cross-sectional Geometry of Near Eastern Middle Palaeolithic Humans: The Tibia by Trinkaus, Erik, B. Ruff, Christopher

“…External osteometric assessments of Near Eastern Middle Palaeolithic human tibial diaphyseal robusticity have been used to argue for significant differences in…”
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Dual‐energy X‐ray absorptiometry derived structural geometry for stress fracture prediction in male U.S. marine corps recruits by Beck, Thomas J., Ruff, Christopher B., Mourtada, Firas A., Shaffer, Richard A., Maxwell‐Williams, Karen, Kao, George L., Sartoris, David J., Brodine, Stephanie

“…A total of 626 U.S. male Marine Corps recruits underwent anthropometric measurements and dual‐energy X‐ray absorptiometry (DXA) scans of the femoral midshaft…”
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Rates, patterns, causes, and costs of hospitalization of nursing home residents: a population-based study by Barker, W H, Zimmer, J G, Hall, W J, Ruff, B C, Freundlich, C B, Eggert, G M

“…Hospitalization of nursing home residents is a growing, poorly defined problem. The purposes of this study were to define rates, patterns, costs, and outcomes…”
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Cross-sectional morphology of the SK 82 and 97 proximal femora by Ruff, Christopher B., McHenry, Henry M., Thackeray, J. Francis

“…Computed tomography scans of the proximal femoral shaft of the South African “robust” australopithecine, A. robustus, reveal a total morphological pattern that…”
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Long Bone Shaft Robusticity and Body Proportions of the Saint-Césaire 1 Châtelperronian Neanderthal by Trinkaus, Erik, Churchill, Steven E., Ruff, Christopher B., Vandermeersch, Bernard

“…The Châtelperronian Saint-Césaire 1 Neanderthal partial skeleton exhibits an overall morphology similar to earlier Neanderthals, but it is associated with an…”
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Diaphyseal cross-sectional geometry of the Boxgrove 1 Middle Pleistocene human tibia by Trinkaus, Erik, Stringer, Chris B, Ruff, Christopher B, Hennessy, Robin J, Roberts, Mark B, Parfitt, Simon A

“…Cross-sectional geometric analysis of the early Middle Pleistocene human tibia from Boxgrove, West Sussex, U.K. reveals a mosaic pattern relative to other…”
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Sex differences in age-related remodeling of the femur and tibia by Ruff, C B, Hayes, W C

“…Changes with age in cross-sectional geometry of the lower limb bones were investigated in a large sample of cadaveric skeletal material from U.S. white adults…”
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Primate Limb Bone Structural Adaptations by Ruff, C. B, Runestad, J. A

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Structural Trends in the Aging Femoral Neck and Proximal Shaft: Analysis of the Third National Health and Nutrition Examination Survey Dual‐Energy X‐Ray Absorptiometry Data by Beck, Thomas J., Looker, Anne C., Ruff, Christopher B., Sievanen, Harri, Wahner, Heinz W.

“…Hip scans of U.S. adults aged 20–99 years acquired in the Third National Health and Nutrition Examination Survey (NHANES III) using dual‐energy X‐ray…”
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Estimating human long bone cross-sectional geometric properties: a comparison of noninvasive methods by O'Neill, Matthew C., Ruff, Christopher B.

“…Cross-sectional properties (areas, second moments of area) have been used extensively for reconstructing the mechanical loading history of long bone shafts. In…”
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Sex differences in geometry of the femoral neck with aging : a structural analysis of bone mineral data by BECK, T. J, RUFF, C. B, SCOTT, W. W, PLATO, C. C, TOBIN, J. D, QUAN, C. A

“…The greater hip fracture rate among elderly women is generally ascribed to differences in femoral neck strength between the sexes. Strength of a given bone is…”
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The anomalous archaic Homo femur from Berg Aukas, Namibia: A biomechanical assessment by Trinkaus, Erik, Ruff, Christopher B., Conroy, Glenn C.

“…The probably Middle Pleistocene human femur from Berg Aukas, Namibia, when oriented anatomically and analyzed biomechanically, presents an unusual combination…”
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Curved beam model of the proximal femur for estimating stress using dual-energy X-ray absorptiometry derived structural geometry by Mourtada, F A, Beck, T J, Hauser, D L, Ruff, C B, Bao, G

“…The investigation of individual differences in hip strength requires a method to measure structural geometry in vivo and a valid analytical approach to…”
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Structural Adaptation to Changing Skeletal Load in the Progression Toward Hip Fragility: The Study of Osteoporotic Fractures by Beck, Thomas J., Oreskovic, Tammy L., Stone, Katie L., Ruff, Christopher B., Ensrud, Kristine, Nevitt, Michael C., Genant, Harry K., Cummings, Steven R.

“…Longitudinal, dual‐energy X‐ray absorptiometry (DXA) hip data from 4187 mostly white, elderly women from the Study of Osteoporotic Fractures were studied with…”
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