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Search Results - (nested OR tested) case control sampling
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On the selective flotation of pentlandite from pyrrhotite in Sheba's Ridge ores
Published 2023“…These were the same variables identified as key in the batch flotation tests. However, the differences between these parameters were observed to be more subtle in the case of batch flotation tests compared to what was observed in the microflotation testwork. …”
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Process monitoring with economic performance functions : feasibility assessment for milling circuits
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Selective auditory attention and speech-in-noise perception in English second language learners
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Molecular characterisation of potential vaccine candidates from Anaplasma marginale strains in South Africa
Published 2018“…In a comprehensive examination of 517 bovine samples from all provinces of South Africa, using the A. marginale and A. centrale qPCR, A. marginale was detected in 57% of our test samples. …”
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A study to characterise the “arsenic rash” observed at a copper smelter in Tsumeb, Namibia
Published 2023“…For objectives 4 & 5: retrospective case-control study, with controls matched for area of work in the smelter. …”
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Influence of ultimate muscle pH on the microbial quality of black wildebeest (Connochaetes gnou) meat
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The incidence of tuberculosis in adolescents in the context of proposed TB vaccine trials
Published 2014“…TB incidence rates can be used to plan samples sizes for efficacy trials. The comparison of the TST and QFT with respect to prevalence of latent TB infection and predictive value for TB disease provide evidence for policies on the use of these tools in clinical trials and for TB Control Programmes in high burden settings. …”
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Quantitative analysis of time-resolved FTIR specta : steps towards full automation
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Whole exome sequencing to investigate genetic variants of non-syndromic hearing impairment in a population of African ancestry
Published 2019“…The first principle component analysis included data from African populations from the 1000 Genomes Phase 3 as well as six control samples from the Democratic Republic of Congo; and the second principle component analysis analysed on the Cameroonian patients and control population. …”
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EFFECTS OF THE USE OF ELECTRONIC CALCULATOR ON OUTCOMES OF MATHEMATICS INSTRUCTION
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Extinction probabilities for tsetse (Glossina spp.) in a world of changing climate
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Investigating the functionality of African-specific variants in the TGFB1 regulatory region and their potential role in HIV-associated kidney complications
Published 2017“…Strikingly, the interstitium of HIVAN samples stained much more prominently (17/18) than both control groups suggesting that TGF-β1 staining in the renal interstitium appear to be specific for HIVAN. …”
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Inter and intra-laboratory variability of CD4 : a pragmatic analysis
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Optimising linezolid use for drug-resistant tuberculosis: pharmacokinetics, toxicity, and resistance
Published 2022“…Background: Rifampicin-resistant tuberculosis (RR-TB) accounts for an expanding proportion of incident global TB cases and is a major barrier to global tuberculosis control. …”
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Surveillance of the rabies-related lyssavirus, Mokola, in small non-volant mammals in South Africa and Mozambique
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