(1) Epidemiological studies on low risks involve a number of major methodological difficulties.
(2) However, each of the studies had numerous methodological flaws which biased their results against finding a relationship: either their outcome measures had questionable validity, their research designs were inappropriate, or the statistical analyses were poorly conceived.
(3) The methodology, in algorithm form, should assist health planners in developing objectives and actions related to the occurrence of selected health status indicators and should be amenable to health care interventions.
(4) If, indeed, there is an immunologic basis for pre-eclampsia, it is more subtle than the methodology used in this study is capable of detecting.
(5) However, two methodologic factors might account for the covariation of these 'schizophrenia spectrum' personality traits and measures of brain function.
(6) The use of 100% oxygen to calculate intrapulmonary shunting in patients on PEEP is misleading in both physiological and methodological terms.
(7) The latter appears to reflect methodological problems since both fat-free determinations depend upon TBW rather than somatic proteins.
(8) Thus, this culture system should be helpful in establishing standard methodology for in vitro work with P. carinii.
(9) There was one (4%) maternal death, consistent with predicted mortality (TRISS methodology).
(10) Recently developed analytical methodology permits large numbers of human urine samples to be analyzed and a wide variation is observed.
(11) From the subcutaneous transplanted tumors a large number of MLuC1-positive tumor cells could easily be recovered, thus indicating the validity of the in vivo methodology.
(12) Further it is argued that there is a need to amalgamate the substantive, conceptual, and methodological facets of research.
(13) Current methodology for the in vitro determination of aortic and large artery stiffness is reviewed and involves three approaches: (1) the estimation of distensibility by pulse wave velocity measurement; (2) the estimation of distensibility from the fractional diameter change of a given arterial segment by imaging techniques (e.g., angiography, Doppler ultrasound) against pressure change; (3) the estimation of compliance by determining volume change against pressure change in the arterial system during diastolic runoff from the Windkessel model of the circulation.
(14) For the purpose of contributing methodologically to experimental research on epilepsy, we investigated whether a difference exists in kindling development between acute and chronic preparations using identical species of animals, kindled brain tissues, stimulus intervals, and intensities.
(15) 3. an up-to-date review of the principal methods and systems used to measure the sedimentation rate--Automation of the Westergren initial methodology.
(16) Such lack of attention to matters of scientific methodology does not bode well for the advancement of knowledge in this area.
(17) Methodological difficulties inherent in incidence and prevalence studies of native Canadians are examined.
(18) The methodology of microbiological evaluation of disinfectants in permanently being questioned because the laboratorial protocols do not correspond to the real conditions under which these products are used.
(19) A specific high-affinity site for [125I]angiotensin II was measured both by traditional methodology using whole cells and by autoradiography.
(20) For each ejaculate the ratio of X- and Y-bearing sperm was analysed before and after sephadex filtration using three different methodologies: sperm chromosome analysis after fusion of human sperm with hamster oocytes, deoxyribonucleic acid analysis using the Y-preferential probe pS4 and the fluorescent Y-body test.
Procedural
Definition:
Example Sentences:
(1) In this paper, we show representative experiments illustrating some characteristics of the procedure which may have wide application in clinical microbiology.
(2) The procedure was used on 71 occasions, and in each case a clinical diagnosis was made and compared with the cytological diagnosis made independently by a pathologist.
(3) All the women had vaginal ultrasound velocimetry studies in both mainstem uterine arteries through the parametrium before the surgical procedure and again after the procedure.
(4) The procedure used in our laboratory was not able to provide accurate determination of the concentrations of these binding forms.
(5) Recovery of CV-3988 from plasma averaged 81.7% for the column procedure and 40% for the organic extraction.
(6) These authors, therefore, conclude that this modified surgical approach is a viable alternative to the previously described procedures for resistant metatarsus adductus.
(7) We have developed a new procedure for the rapid preparation of undegraded total RNA from cultured cells for specific quantitation by dot blotting analysis.
(8) A chronic cannulation procedure is described which allows for sampling vomeronasal organ (VNO) contents repeatedly in freely moving conscious subjects.
(9) In this study, standby and prophylactic patients had comparable success and major complication rates, but procedural morbidity was more frequent in prophylactic patients.
(10) Time-series analysis and multiple-regression modeling procedures were used to characterize changes in the overall incidence rate over the study period and to describe the contribution of additional measures to the dynamics of the incidence rates.
(11) Breast reconstruction should not be limited to the requiring patients, but should represent, in selected cases with favourable prognosis, an integrative and complementary procedure of the treatment.
(12) We have measured the antibody specificities to the two polysaccharides in sera from asymptomatic group C meningococcal carriers and vaccinated adults by a new enzyme-linked immunosorbent assay (ELISA) procedure using methylated human serum albumin for coating the group C polysaccharide onto microtiter plates.
(13) An axillo-axillary bypass procedure was performed in a high-risk patient with innominate arterial stenosis who had repeated episodes of transient cerebral ischemia due to decreased blood flow through the right carotid artery and reversal of blood flow through the right vertebral artery.
(14) During the procedure, acute respiratory failure developed as a result of tracheal obstruction.
(15) Our experience indicates that lateral rhinotomy is a safe, repeatable and cosmetically sound procedure that provides and excellent surgical approach to the nasal cavity and sinuses.
(16) Average fluoroscopy time per procedure was 27.8 minutes of which 15.1 minutes were for nephrostomy tube insertion and 12.7 minutes were for calculi extraction.
(17) The result of this study demonstrates that both the "hat" and "inverted" type grafts are highly successful and satisfactory procedures.
(18) This mobilization procedure allowed transfer and expression of pJT1 Ag+ resistance in E. coli C600.
(19) "The proposed 'reform' is designed to legitimise this blatantly unfair, police state practice, while leaving the rest of the criminal procedure law as misleading decoration," said Professor Jerome Cohen, an expert on China at New York University's School of Law.
(20) Midtrimester abortion by the dilatation and evacuation (D&E) method has generated controversy among health care providers; many authorities insist that this procedure should be performed only by a small group of experts.