نتایج جستجو برای: unpaired t
تعداد نتایج: 705672 فیلتر نتایج به سال:
BACKGROUND Some psychotropic drugs are connected with prolongation of QT interval, increased risk of cardiac arrhythmias and greater incidence of sudden death, especially when used in combination. Concomitant use of antipsychotics and antidepressants is not rare in our clinical practice. The study compares the length of QT interval in patients on monotherapy with an antipsychotic or an antidepr...
سابقه و هدف: آمبولی ریه یک بیماری شایع و اغلب کشنده است. در این مطالعه رابطه یافته های اکوکاردیوگرافی و بالینی با سطح تروپونین t در بیماران دچار آمبولی ریوی حاد با فشار خون سیستولیک نرمال بررسی شده است. مواد وروش ها: در یک مطالعه مقطعی در فاصله سال های 88 تا 89 در بیمارستان امام خمینی (ره) دانشگاه علوم پزشکی تهران 33 بیمار مبتلا به آمبولی ریه حاد با میانگین سنی 3/49 (18 نفر مرد و 15 نفر زن) م...
Pressure-dependent X-ray diffraction studies reveal the bulk modulus and compression anisotropy of the 2D magnet [Mn(TCNE)(NCMe)(2)]SbF(6). The Raman response of this and the similar [Fe(TCNE)(NCMe)(2)]FeCl(4) layered magnet, shows that the evolution of the a(g) ν(C=C) frequency correlates well with the magnetic exchange and T(c) variations of these materials under pressure. There is a signific...
E.p.r. is a spectroscopic technique that probes the environment of a paramagnetic centre by defining tlie size and shape of the magnetic moment produced by the unpaired electron. and by characterizing any magnetic fields which might be produced by the parent molecule in the vicinity of the paramagnetic centre. In the context of our interests, these unpaired electrons are found either in selecte...
Fear conditioning is a popular model for investigating physiological and cellular mechanisms of memory formation. In this paradigm, a footshock is either systematically associated to a tone (paired conditioning) or is pseudorandomly distributed (unpaired conditioning). In the former procedure, the tone/shock association is acquired, whereas in the latter procedure, the context/shock association...
BACKGROUND Chromosomal abnormalities frequently are associated with impairment or arrest of spermatogenesis in mammals but are compatible with fertility in female carriers of the same anomaly. In the case of trisomy, mice have extra genomic DNA as well as the chromosomal abnormality, usually present as an extra, unpaired chromosome. Thus, impairment of spermatogenesis in trisomic males could be...
Interoceptive fear conditioning is at the core of contemporary behavioral accounts of panic disorder. Yet, to date only one study has attempted to evaluate interoceptive fear conditioning in humans (see Acheson, Forsyth, Prenoveau, & Bouton, 2007). That study used brief (physiologically inert) and longer-duration (panicogenic) inhalations of 20% CO(2)-enriched air as an interoceptive conditione...
Half-occluded points (visible only in one eye) are perceived at a certain depth behind the occluding surface without binocular rivalry, even though no disparity is defined at such points. Here we propose a stereo model that reconstructs 3D structures not only from disparity information of interocularly paired points but also from unpaired points. Starting with an array of depth detection cells,...
This study aims to determine the effect of clinical supervision with an academic model on performance implementing nurses at Sekarwangi Hospital, Sukabumi Regency. The method used in this research uses quantitative type quasi-experiment research. results for unpaired t-test obtained a p-value 0.000 control group. intervention and received group were 0.334, group, was 0.334. In conclusion, there...
The field experiment was conducted at Post Graduate Research Institute in Animal sciences Kattupakkam Tamil Nadu, India during Rabi (Oct-Mar) seasons of 2016-17 to study the effect different weed management techniques direct seeded puddled rice variety ADT 43. laid out with unpaired t test design. treatment chemical technique (pre - emergence application pretilachlor) compared two time manual (...
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