(a.) Going before in time; prior; anterior; preceding; as, an event antecedent to the Deluge; an antecedent cause.
(a.) Presumptive; as, an antecedent improbability.
(n.) That which goes before in time; that which precedes.
(n.) One who precedes or goes in front.
(n.) The earlier events of one's life; previous principles, conduct, course, history.
(n.) The noun to which a relative refers; as, in the sentence "Solomon was the prince who built the temple," prince is the antecedent of who.
(n.) The first or conditional part of a hypothetical proposition; as, If the earth is fixed, the sun must move.
(n.) The first of the two propositions which constitute an enthymeme or contracted syllogism; as, Every man is mortal; therefore the king must die.
(n.) The first of the two terms of a ratio; the first or third of the four terms of a proportion. In the ratio a:b, a is the antecedent, and b the consequent.
Example Sentences:
(1) Single-case experimental designs are presented and discussed from several points of view: Historical antecedents, assessment of the dependent variable, internal and external validity and pre-experimental vs experimental single-case designs.
(2) The development of pulmonary edema in high-altitude residents with upper respiratory infections and no antecedent low-altitude journey is consistent with the presence of other factors such as inflammation, which may play a role in the pathogenesis of the edema.
(3) The favorable prognosis is due solely to the fact that women with an IUD have far less negative antecedents and that the EP probably occurred due to impaired ciliary action, reversible when the IUD is removed.
(4) The literature concerning the possible effects of tetracyclines on hemostasis with or without antecedent anticoagulation therapy is reviewed and the speculated mechanisms for such an interaction are discussed.
(5) The results suggest that ventriculomegaly, observed even as early as the first week of life, might be a significant antecedent of later motor abnormalities among the survivors of periventricular-intraventricular hemorrhage.
(6) These non-pregnant patients without any antecedent autoimmune disease were explored for the presence for autoantibodies especially lupus anticoagulant.
(7) The results suggest that patients with shoulder capsulitis should be investigated to exclude diabetes mellitus particularly when there is no history of antecedent trauma.
(8) Each patient had subacute pelvic pain without antecedent trauma.
(9) The following factors of these patients were analyzed: age, sex, civil status, socio-economic level, occupation, family antecedents, personal antecedents, smoking, alcoholism, presence of cardiac murmurs, arrhythmias, and electrocardiogram.
(10) A series of seven experiments related amplitude and latency of the pigeon's startle response, elicited by an intense visual stimulus, to antecedent auditory and visual events in the sensory environment.
(11) During the acute index episode, adult family (household) contacts, compared with control adults, had a greater rate of oropharyngeal EBV excretion and high serum antibody responses, which suggested a recent antecedent reactivation of an old EBV infection.
(12) A randomly selected group of 224 women with breast cancer responded to an anonymous survey that addressed the presence of menopause, antecedent therapies, symptoms related to estrogen deficiency, concerns about osteoporosis or heart disease, attitude about ERT, and perception about ERT-related cancer risk.
(13) An interview was applied to the fathers of the children of the study group in order to determinate hygiene oral habits, eating and familiar antecedents that could influence in the process of the ordinary and rampant caries and to compare between them.
(14) Preoperative factors such as location of lesion, antecedent surgery, and previous radiation therapy were assessed and compared to the patients who underwent "emergency" laryngectomy in an attempt to further define risk factors involved in peristomal recurrence.
(15) The equivalency of results and the lower cost of the radiologic study indicate that the double-contrast barium enema is the technique of choice for the examination of asymptomatic patients or symptomatic individuals without known antecedent disease.
(16) Comparison of the risk of muscle invasion using pathological tumor grade at diagnosis, highest grade at any cystoscopic biopsy before the diagnosis of muscle invasion or highest grade at cystoscopic biopsy immediately antecedent to the cystoscopy at which muscle invasion was diagnosed all showed similar probability of muscle invasion.
(17) We show, analyze and discuss their social and demographic features, antecedents, onset and course, acquiring behaviours and its consequences, diagnosis, gnosographic features, results of the psychodiagnostic tests, evolutive relationships with the psychiatric diagnosis and treatment undergone.
(18) Fetal abuse may be one antecedent of child abuse, and this paper attempts to transpose the known correlates of child abuse into an antenatal time framework.
(19) In both sexes, at all ages, all-cause, cardiovascular, and coronary mortality rates increased progressively in relation to antecedent heart rates determined biennially.
(20) No inhibition was detected for activated plasma thromboplastin antecedent (factor XIa), plasma kallikrein, or C1 esterase.
Ratio
Definition:
(n.) The relation which one quantity or magnitude has to another of the same kind. It is expressed by the quotient of the division of the first by the second; thus, the ratio of 3 to 6 is expressed by / or /; of a to b by a/b; or (less commonly) the second term is made the dividend; as, a:b = b/a.
(n.) Hence, fixed relation of number, quantity, or degree; rate; proportion; as, the ratio of representation in Congress.
Example Sentences:
(1) In some other countries the patient-to-nurse ratio was significantly smaller.
(2) Increased dietary protein intake led to increased MDA per nephron, increased urinary excretion of MDA, and increased MDA per milligram protein in subtotally nephrectomized animals, and markedly increased the glutathione redox ratio.
(3) Children of smoking mothers had an 18.0 per cent cumulative incidence of post-infancy wheezing through 10 years of age, compared with 16.2 per cent among children of nonsmoking mothers (risk ratio 1.11, 95% CI: 1.02, 1.21).
(4) In X-irradiated litters, almost invariably, the incidence of anophthalmia was higher in exencephalic than in nonexencephalic embryos and the ratio of these incidences (relative risk) decreased toward 1 with increasing dose.
(5) Fluorination with [18F]acetylhypofluorite yields 6-[18F]fluoro-L-dopa with 95% radiochemical purity; fluorination of the same substrate with [18F]F2 yields a mixture of all three structural isomers in a ratio of 70:16:14 for 6-, 5-, and 2-fluoro compounds.
(6) A significant correlation was found between the amplitude ratio of the R2 and the sensitivity ratio of the rapid off-response at short and long wavelengths.
(7) In the present study, respirometric quotients, the ratio of oral air volume expended to total volume expended, were obtained using separate but simultaneous productions of oral and nasal airflow.
(8) Twitch-tetanus ratios were calculated and found not to be related to unit contraction time.6.
(9) For each temporal position of the independent noise, discriminability was a function of the ratio of the duration of the independent noise (tau) to the total burst duration.
(10) The estimated DNA compaction ratio (approximately 3-fold) is consistent with a significant degree of nucleosome unfolding in the hyperstimulated BR genes.
(11) This study was designed to examine the effect of the storage configuration of skin and the ratio of tissue-to-storage medium on the viability of skin stored under refrigeration.
(12) The ratios in both groups were also compared with the ratios of a large group of normal subjects evaluated in a population survey.
(13) Employed method of observation gave quantitative information about the influence of odours on ratios of basic predeterminate activities, insect distribution pattern and their tendency to choose zones with an odour.
(14) Men who ever farmed were at slightly elevated risk of non-Hodgkin's lymphoma (odds ratio = 1.2, 95% confidence interval = 1.0-1.5) that was not linked to specific crops or particular animals.
(15) Three effector: target ratios (6.2:1, 25:1, and 50:1) were studied in quadruplicate using 3, 4 and 5-h incubations.
(16) The prevalence of diabetes was 36% higher among San Antonio Mexican Americans than among Mexicans in Mexico City; this difference was highly statistically significant (age- and sex-adjusted prevalence ratio 1.36, P = 0.006).
(17) Cytosolic-to-mitochondrial ratios from maximal initial rates after correction for mitochondrial breakage were increased above controls in diabetic hearts for nucleoside diphosphokinase and aspartate aminotransferase.
(18) The distance of nucleoid sedimentation increased as a function of exposure temperature and exposure time, and was proportional to an increased protein to DNA ratio in the nucleoids.
(19) We have used a modification of the rotating-frame imaging technique to measure PCr-to-ATP ratio non-invasively in human heart.
(20) Odds ratios were computed by multiple logistic regression analysis and revealed no additional relationships; however, there were suggested dose-response gradients for height, weight at age 20, and body surface area in the Japanese women and for breast size in the Caucasian women.