(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.
Rational
Definition:
(n.) A rational being.
(a.) Relating to the reason; not physical; mental.
(a.) Having reason, or the faculty of reasoning; endowed with reason or understanding; reasoning.
(a.) Agreeable to reason; not absurd, preposterous, extravagant, foolish, fanciful, or the like; wise; judicious; as, rational conduct; a rational man.
(a.) Expressing the type, structure, relations, and reactions of a compound; graphic; -- said of formulae. See under Formula.
Example Sentences:
(1) Our data suggest that a rational use of surveillance cultures and serological tests may aid in an earlier diagnosis of FI in BMT patients.
(2) Consensual but rationally weak criteria devised to extract inferences of causality from such results confirm the generic inadequacy of epidemiology in this area, and are unable to provide definitive scientific support to the perceived mandate for public health action.
(3) We are the generation who saw the war,, who ate bread received with ration cards.
(4) The yeasts amounts used did not protect the test animals from the kidney infiltration with lipids and cholesterol; 12 g of yeasts per 100 g of the ration promoted elevation of sialic acid content in the blood plasma.
(5) Spontaneous reports of suspected adverse reactions may be the only way of revealing very rare events but they present great difficulties of rational interpretation.
(6) The rational surgical methods of treatment in 85 patients with suppurative hepatic echinococcosis penetrating into the abdomen cavity are presented.
(7) Knowledge of these lesions could form the basis for establishing a useful and rational therapy for such cases.
(8) It seams rational to proceed to an earlier total correction in these cases when well defined criteria are fullfilled, as the mortality figures of the palliative and corrective procedures have a tendency to reach each other: (3,2 versus 5,7%).
(9) --The influence of the digestibility of the energy in the ration on the energetic retention effect of BFC is small.
(10) The length of delay is determined by unconscious, non-rational processes, and other factors beyond her control.
(11) But it can be a more rational and better developed approach to long-term care based on the experience and knowledge we have gained in the past 50 years.
(12) The authors further show how test results can be used rationally by clinicians by so-called threshold analysis.
(13) The aetiology remains at present uncertain and therefore rational therapeutic strategies are difficult to plan.
(14) The origin of these substances is unknown, but these findings provide a rational basis for trials of benzodiazepine-receptor antagonists in the management of this disorder.
(15) We reviewed our experience with 245 thyroidectomies to define the spectrum of hypocalcemia, elucidate the mechanisms of hypocalcemia, and formulate a rational basis for its management.
(16) The data obtained can be useful when choosing a rational method for the therapy of gastric scretory disorders.
(17) Willie Spies, its legal representative, said: "Rationality has to return to the debate.
(18) A 35-kg Duroc pig died 3 days after eating a ration containing aflatoxin B1, B2, G1, and G2.
(19) In a Europe (including Britain) where austerity has become the economic dogma of the elite in spite of massive evidence that it is choking growth and worsening the very sickness it claims to heal, there are plenty of rational, sensible arguments for taking to the streets.
(20) The resolution of the cellular events which underlie the development of pancreatitis in combination with the introduction of new therapeutic agents may enable a rational and safe protocol to be developed for the support of patients with pancreatitis.