What's the difference between confound and mix?

Confound


Definition:

  • (v. t.) To mingle and blend, so that different elements can not be distinguished; to confuse.
  • (v. t.) To mistake for another; to identify falsely.
  • (v. t.) To throw into confusion or disorder; to perplex; to strike with amazement; to dismay.
  • (v. t.) To destroy; to ruin; to waste.

Example Sentences:

  • (1) Previous studies have not always controlled for socioeconomic status (SES) of mothers or other potential confounders such as gestational age or birthweight of infants.
  • (2) Displacing potencies for dopamine in the nanomolar range are associated with agonist-specific D-3 receptor binding and it is predicted that the component of D-2 binding with high agonist affinity may play a confounding role in many D-3 receptor studies.
  • (3) Frequently, however, only incomplete data on confounders can be obtained from sources such as next-of-kin or co-workers.
  • (4) Among all subgroups, the odds ratios adjusted for pertinent confounders and interactions fluctuated randomly by about 0.9 and showed no consistent trend with increased alcohol consumption.
  • (5) The possibility of applying Signal Detection Theory (SDT) to gustation was investigated by testing the effect of three variables--smoking, signal probability, and food intake (confounded with time of day)--on the taste sensitivity to sucrose of 24 male and 24 female Ss.
  • (6) They also include difficulties peculiar to the condition of mild mental retardation, including the choice of method of classification whether by IQ testing or administratively; the heterogeneous nature of the individuals so characterised; and the confounding effects of social and biological factors and the changes in the implications for the affected individual of the condition, depending on age, sex and environment.
  • (7) Practitioners must be aware of the potential for interactions between (and confounding by) commercially used feed components.
  • (8) A weakness was in not including confounding factors such as social class and the lack of detailed questions on topics.
  • (9) In practice, confounding by factors related to exposure opportunity is common.
  • (10) By using a national sample we ensured that the influence of regional variations in the configuration of long-term care services would not confound estimates of the relative effect of client-related factors.
  • (11) The independent effects of separation and display size, which were confounded in the Sagi and Julesz experiments, were examined.
  • (12) In particular, it is shown that adjustment for a misclassified confounding variable can be greatly improved by using the methods presented.
  • (13) Possible confounding effects of missing data, institutionalization prior to adoption, information given to adoptive parents by the adoption agencies about the child's biological background, historical period, perinatal factors, and selective placement were considered.
  • (14) I argue that (a) the procedures they used to study confounding were suboptimal because multiple measures of depression and catastrophizing were not employed and (b) the distinctiveness of constructs might better be regarded as a continuous rather than all-or-none (having adequate discriminant validity versus being confounded) concept.
  • (15) The observed relation between physical activity and colon cancer was not confounded by dietary intake of calories, fat, or protein, nor was the diet and colon cancer relation confounded by physical activity (odds ratios for calories, protein, and fat in males were 2.40, 2.57, and 2.18, respectively).
  • (16) It is this "multiple system failure" that compounds the effects of large scale events and confounds emergency response.
  • (17) To control for possible confounding variables, the authors repeated the analyses after stratifying by demographic and diagnostic variables that were distributed differently among men and women.
  • (18) Some recent reports implicate marijuana smoking as a cause of cancer of the upper aerodigestive tract, though most of the subjects were exposed to other, possibly confounding, etiologic factors, namely tobacco and alcohol.
  • (19) With the use of the logistic regression method, an adjusted OR was obtained after controlling various confounders.
  • (20) The purpose of this study was to examine the association between maternal caffeine consumption and low birthweight, intrauterine growth retardation, and prematurity, adjusting for multiple confounders.

Mix


Definition:

  • (v. t.) To cause a promiscuous interpenetration of the parts of, as of two or more substances with each other, or of one substance with others; to unite or blend into one mass or compound, as by stirring together; to mingle; to blend; as, to mix flour and salt; to mix wines.
  • (v. t.) To unite with in company; to join; to associate.
  • (v. t.) To form by mingling; to produce by the stirring together of ingredients; to compound of different parts.
  • (v. i.) To become united into a compound; to be blended promiscuously together.
  • (v. i.) To associate; to mingle.

Example Sentences:

  • (1) After stimulation with lipopolysaccharide and calcium ionophore A23187, culture supernatants of clones c18A and c29A showed cytotoxic activity against human melanoma A375 Met-Mix and other cell lines which were resistant to the tumor necrosis factor, lymphotoxin and interleukin 1.
  • (2) Because cystine in medium was converted rapidly to cysteine and cysteinyl-NAC in the presence of NAC and given that cysteine has a higher affinity for uptake by EC than cystine, we conclude that the enhanced uptake of radioactivity was in the form of cysteine and at least part of the stimulatory effect of NAC on EC glutathione was due to a formation of cysteine by a mixed disulfide reaction of NAC with cystine similar to that previously reported for Chinese hamster ovarian cells (R. D. Issels et al.
  • (3) Anaerobes, in particular Bacteroides spp., are the predominant bacteria present in mixed intra-abdominal infections, yet their critical importance in the pathogenicity of these infections is not clearly defined.
  • (4) The metabolism of [1,3-14C]benzo[f]quinoline (BfQ) by liver microsomes from control, 3-methylcholanthrene (3-MC)-pretreated and phenobarbital (PB)-pretreated rats has been investigated in order to gain insights into the effect of mixed function oxidase inducers on the types and levels of specific metabolites as formed in vitro.
  • (5) Peptides from this region bind to actin, act as mixed inhibitors of the actin-stimulated S1 Mg2(+)-ATPase, and influence the contractile force developed in skinned fibres, whereas peptides flanking this sequence are without effect in our test systems.
  • (6) mycoides cluster' at a similarity level (S) of 66% and which remained undivided at up to 78% S. At higher similarity levels, these strains fell heterogeneously into mixed sub-phenons containing strains of both subspecies.
  • (7) For routine use, 50 mul of 12% BTV SRBC, 0.1 ml of a spleen cell suspension, and 0.5 ml of 0.5% agarose in a balanced salt solution were mixed and plated on a microscope slide precoated with 0.1% aqueous agarose.
  • (8) Most specimens arrived in the laboratory mixed with 50% ethanol.
  • (9) Mixing experiments were performed to test the putative inhibitory effects of allotype-suppressed spleen cells from the first adoptive transfer (stage I) on the antibody response of normal spleen cells in a second adoptive transfer (stage II).
  • (10) The mixed leukocyte reaction proliferative response against the B7 transfectant is inhibited by either anti-CD28 or B7 mAb.
  • (11) And adding to this toxic mix, was the fear that the hung parliament would lead to a weak government.
  • (12) Variation in patient mix was a major determinant of the large variations in resource use.
  • (13) The flow of a specified concentration of test gas exits from the mixing board, enters a distributing tube, and is then distributed equally to 12 chamber tubes housing one mouse each.
  • (14) Mixed micelles of bile salt and phospholipids inhibit the lipase-colipase-catalysed hydrolysis of triacylglycerols.
  • (15) Several aminoacyl-tRNA synthetases are herein shown to catalyze the AMP----ADP and ADP----ATP exchange reactions (in the absence of tRNAs) by utilizing a transfer of the gamma-phosphate of ATP to reactive AMP and ADP intermediates that are probably the mixed anhydrides of the nucleotide and the corresponding amino acid.
  • (16) The reduction is believed due to the currently used pre-prepared disposable or reusable capsules containing the amalgam versus formerly mixing the ingredients manually.
  • (17) On the basis of a follow-up concerning 41 patients and of data from the literature, the authors report their present surgical approach for mixed tumors, underlining their preference for T.C.P., and limiting S.P.
  • (18) The technique is based on the action of 0.1 M 2-mercaptoethanol mixed directly with the material.
  • (19) Probably a mixed strategy will be to reduce the risk of HIV or IVDUs.
  • (20) Inner Ear Decompression Sickness (IEDCS)--manifested by tinnitus, vertigo, nausea, vomiting, and hearing loss--is usually associated with deep air or mixed gas dives, and accompanied by other CNS symptoms of decompression sickness (DCS).