Un groupe témoin est constitué de participants similaires au groupe traité, mais sans intervention.
Groupes témoinsMéthodes de recherche
#2
Quel est le rôle d'un groupe témoin ?
Il permet d'évaluer l'effet d'un traitement en comparant les résultats avec ceux du groupe traité.
Groupes témoinsÉvaluation des traitements
#3
Comment choisir un groupe témoin ?
Le choix doit se baser sur des critères d'inclusion similaires à ceux du groupe traité.
Groupes témoinsCritères d'inclusion
#4
Les groupes témoins sont-ils toujours nécessaires ?
Oui, ils sont essentiels pour établir des comparaisons valides dans les études cliniques.
Groupes témoinsEssais cliniques
Symptômes
2
#1
Les groupes témoins montrent-ils des symptômes ?
Non, ils ne reçoivent pas de traitement, donc ils ne présentent pas de symptômes liés au traitement.
Groupes témoinsSymptômes
#2
Comment les symptômes sont-ils évalués ?
Les symptômes sont évalués par des questionnaires ou des examens cliniques dans les deux groupes.
Évaluation des symptômesGroupes témoins
Prévention
2
#1
Les groupes témoins aident-ils à la prévention ?
Oui, ils permettent d'évaluer l'efficacité des interventions préventives par comparaison.
PréventionGroupes témoins
#2
Comment les groupes témoins influencent-ils la prévention ?
Ils fournissent des données sur l'impact des mesures préventives en comparaison avec l'absence d'intervention.
Mesures préventivesGroupes témoins
Traitements
2
#1
Quel type de traitement est comparé ?
Le traitement expérimental est comparé à un placebo ou à un traitement standard dans le groupe témoin.
Traitements expérimentauxGroupes témoins
#2
Comment les résultats sont-ils mesurés ?
Les résultats sont mesurés par des critères prédéfinis, comme l'amélioration des symptômes.
Mesure des résultatsGroupes témoins
Complications
2
#1
Les complications sont-elles observées dans les groupes témoins ?
Les complications peuvent être observées, mais elles ne sont pas dues au traitement expérimental.
ComplicationsGroupes témoins
#2
Comment les complications sont-elles analysées ?
Elles sont analysées en comparant leur fréquence entre le groupe témoin et le groupe traité.
Analyse des complicationsGroupes témoins
Facteurs de risque
2
#1
Les groupes témoins aident-ils à identifier des facteurs de risque ?
Oui, ils permettent de comparer les facteurs de risque entre les groupes traité et témoin.
Facteurs de risqueGroupes témoins
#2
Comment les facteurs de risque sont-ils évalués ?
Ils sont évalués par des questionnaires et des analyses statistiques dans les deux groupes.
Évaluation des facteurs de risqueGroupes témoins
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School of Chemistry and Molecular Biosciences and Australian Infectious Diseases Research Centre, The University of Queensland, St. Lucia, Queensland, Australia.
School of Chemistry and Molecular Biosciences and Australian Infectious Diseases Research Centre, The University of Queensland, St. Lucia, Queensland, Australia.
Department of Microbiology and Immunology, The University of Melbourne, at the Peter Doherty Institute for Infection and Immunity, Melbourne, Victoria, Australia.
Center for Molecular Imaging and Translational Medicine, State Key Laboratory of Molecular Vaccinology and Molecular Diagnostics, School of Public Health, Xiamen University Xiamen Fujian 361102 China zhangxzh@xmu.edu.cn zijing.li@xmu.edu.cn.
Center for Molecular Imaging and Translational Medicine, State Key Laboratory of Molecular Vaccinology and Molecular Diagnostics, School of Public Health, Xiamen University Xiamen Fujian 361102 China zhangxzh@xmu.edu.cn zijing.li@xmu.edu.cn.
Center for Molecular Imaging and Translational Medicine, State Key Laboratory of Molecular Vaccinology and Molecular Diagnostics, School of Public Health, Xiamen University Xiamen Fujian 361102 China zhangxzh@xmu.edu.cn zijing.li@xmu.edu.cn.
Center for Molecular Imaging and Translational Medicine, State Key Laboratory of Molecular Vaccinology and Molecular Diagnostics, School of Public Health, Xiamen University Xiamen Fujian 361102 China zhangxzh@xmu.edu.cn zijing.li@xmu.edu.cn.
Center for Molecular Imaging and Translational Medicine, State Key Laboratory of Molecular Vaccinology and Molecular Diagnostics, School of Public Health, Xiamen University Xiamen Fujian 361102 China zhangxzh@xmu.edu.cn zijing.li@xmu.edu.cn.
Center for Molecular Imaging and Translational Medicine, State Key Laboratory of Molecular Vaccinology and Molecular Diagnostics, School of Public Health, Xiamen University Xiamen Fujian 361102 China zhangxzh@xmu.edu.cn zijing.li@xmu.edu.cn.
Center for Molecular Imaging and Translational Medicine, State Key Laboratory of Molecular Vaccinology and Molecular Diagnostics, School of Public Health, Xiamen University Xiamen Fujian 361102 China zhangxzh@xmu.edu.cn zijing.li@xmu.edu.cn.
Temperature is one of the most important factors in all living organisms for survival. Being a unicellular organism, bacterium requires sensitive sensing and defense mechanisms to tolerate changes in ...
While fluctuations in healthy brain temperature have been investigated over time periods of weeks to months, dynamics over shorter time periods are less clear....
To identify physiological fluctuations in brain temperature in healthy volunteers over time scales of approximately 1 hour....
Prospective....
A total of 30 healthy volunteers (15 female; 26 ± 4 years old)....
3 T; T1-weighted magnetization-prepared rapid gradient-echo (MPRAGE) and semi-localized by adiabatic selective refocusing (sLASER) single-voxel spectroscopy....
Brain temperature was calculated from the chemical shift difference between N-acetylaspartate and water. To evaluate within-scan repeatability of brain temperature and the brain-body temperature diffe...
A hierarchical linear mixed model was used to calculate within-scan and between-scan correlations (R...
A significant difference in brain temperature was observed between scans (-0.4 °C) but body temperature was stable (P = .59). Brain temperature (37.9 ± 0.7 °C) was higher than body temperature (36.5 ±...
Significant changes in brain temperature over time scales of ~1 hour were observed. High short-term repeatability suggests temperature changes appear to be due to physiology rather than measurement er...
2 TECHNICAL EFFICACY: Stage 1....
The development of new analytical methods can save resources, time and costs if there are prediction tools like computer simulation which support the optimization process. In GC the distribution-centr...
When the ambient temperature, in which a person is situated, fluctuates, the body's surface temperature will alter proportionally. However, the body's core temperature will remain relatively steady. C...
Plan an experiment to measure temperature over a thousand times in order to get the corresponding data for human forehead, axillary, and oral temperatures at varying ambient temperatures (14-32 °C). U...
A total of 1080 tests measuring body temperature were conducted on healthy adults. The average axillary temperature was (36.7 ± 0.41) °C, the average oral temperature was (36.7 ± 0.33) °C, and the ave...
The changes in ambient temperature have a substantial impact on the temperature of the forehead. There are significant differences between the forehead and axillary temperatures, as well as the forehe...
Flexible temperature sensors with high resolution and good reliability under deformation are a major research focus for wearable electronic devices for skin temperature monitoring. In this study, a fi...
The inverse association between ambient temperature and blood pressure (BP) has been investigated in the context of excess cardiovascular mortality in winter. However, the role of skin temperature (ST...
We conducted a longitudinal analysis using repeated measurements of ambulatory BP and ST for 48 hours (30 711 daytime readings and 17 382 nighttime readings) among 584 older adults between October and...
Distal and proximal STs were significantly associated with systolic BP during the daytime (regression coefficients: -4.27 mm Hg [95% CI, -4.58 to -3.96] and -2.74 mm Hg [95% CI, -3.14 to -2.56] per SD...
ST, especially in distal regions, was inversely associated with ambulatory BP. Our results have the potential for application to interventional studies targeting ST regulation to reduce excess cardiov...
Neonatal encephalopathy is a clinical condition of altered neurological function in the first days of life. Targeted temperature management (TTM) is a validated approach to mitigate neurologic sequela...
A female newborn was born at 39 weeks' gestational age plus 4 days. At delivery, the newborn was in cardiorespiratory arrest....
After performing cardiopulmonary resuscitation and neurological examination, a hypoxic-ischemic encephalopathy was diagnosed....
After about 2 hours from birth, the newborn underwent TTM....
A total of 4642 measurements of rectal temperature and 4520 measurements of bladder temperature were collected. Agreement between the 2 sites was statistically significant with a mean difference of 0....
Bladder temperature seems to have a good reliability and not to be inferior to the other assessment site currently used. Using bladder catheter with temperature sensor could reduce the number of devic...
Loop-mediated isothermal amplification (LAMP) is one of the most widely used isothermal amplification technologies in molecular diagnostics. However, LAMP operates at a high temperature of 65 °C; thus...