Mostrando 2,441 - 2,460 Resultados de 3,489 Para Buscar '"time series analysis"', tiempo de consulta: 2.24s Limitar resultados
  1. 2441
  2. 2442
    “…METHODS: We used an interrupted time series analysis to test the impact of the meta-analysis on monthly utilization of glucose-lowering drugs for the 4.3 million residents of the province of British Columbia. …”
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  3. 2443
    “…The retrospective identification of preseizure states usually bases on a time-resolved characterization of dynamical aspects of multichannel neurophysiologic recordings that can be assessed with measures from linear or non-linear time series analysis. This approach renders time profiles of a characterizing measure – so-called measure profiles – for different recording sites or combinations thereof. …”
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  4. 2444
    “…The results were verified by NPS concentration-response and time series analysis using qRT-PCR, cAMP and Ca(2+ )assays, and cAMP/PKA, MAPK/JNK and MAPK/ERK pathway specific reporter assays. …”
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  5. 2445
    “…Data analyzed were H5N1 human cases in Indonesia (n = 135) and Egypt (n = 50), from January 1, 2005 (Indonesia) or 2006 (Egypt) through May 1, 2008 obtained from WHO case reports, and average daily weather conditions obtained from NOAA's National Climatic Data Center. Fourier time series analysis was used to determine seasonality of cases and associations between weather conditions and human H5N1 incidence. …”
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  6. 2446
    “…The influence of climate and the river level on malaria incidence was evaluated by time-series analysis. Relationships between Anopheles darlingi human biting rates and malaria incidence rates were estimated using Spearman's rank correlation. …”
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  7. 2447
    “…We carried out an interrupted time-series analysis of prescribing and deaths (suicide, open verdicts, accidental poisonings) involving single analgesics. …”
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  8. 2448
    “…Using these niche measures, a 75-year time series analysis (1930–2004) further shows that: (i) existing fundamental and occupied niche centroids did not undergo directional change, (ii) interannual changes in the two niche centroids were correlated, (iii) temperatures in North America moved through niche space in a net centripetal fashion, and consequently, (iv) most areas throughout the range of the house sparrow tracked the existing fundamental niche centroid with respect to at least one temperature gradient. …”
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  9. 2449
    “…We explore empirical patterns at the local and metapopulation scale using standard time series analysis and develop a simple population dynamic model, testing the hypothesis that both local and metapopulation scale feedback processes are important. …”
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  10. 2450
    “…The secondary source of validation was the School District of Philadelphia. Time series analysis was used to evaluate the changing pattern of incidence over the 20-year period. …”
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  11. 2451
    “…JE vaccine coverage (non-vaccine years vs. vaccine years) and meteorological predictor variables, including temperature, rainfall and the Southern Oscillation index (SOI) were tested for their association with JE cases using Poisson time series analysis and controlling for seasonality and long-term trend. …”
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  12. 2452
    “…OBJECTIVE: To evaluate hospitalisation trends before, during and after PCMH implementation. DESIGN: Time series analysis of aggregated medical record data. METHODS: Regression analysis with correlated errors was used to estimate trends over time for the percent of customer-owners hospitalised overall and for specific conditions during 4 time periods (March 1996–July 1999: SCF assumes responsibility for primary care; August 1999–July 2000: PCMH implementation starts; August 2000–April 2005: early post-PCMH implementation; May 2005–December 2009: later post-PCMH implementation). …”
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  13. 2453
    “…CONCLUSION: Using the first global KD time series, analysis of sites located in the Northern Hemisphere extra-tropics revealed statistically significant and consistent seasonal fluctuations in KD case numbers with high numbers in winter and low numbers in late summer and fall. …”
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  14. 2454
    “…In recent decades, ambient air pollution has been an important public health issue in Beijing, but little is known about air pollution and health effects after the 2008 Beijing Olympics. We conduct a time-series analysis to evaluate associations between daily mortality (nonaccidental, cardiovascular and respiratory mortality) and the major air pollutants (carbon monoxide, nitrogen dioxide and particulate matter less than 10 µm in aerodynamic diameter) in Beijing during the two years (2009∼2010) after the 2008 Beijing Olympics. …”
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  15. 2455
  16. 2456
    “…Time series analysis with delay differential equations (DDEs) reveals non-linear properties of the underlying dynamical system and can serve as a non-linear time-domain classification tool. …”
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  17. 2457
    por Xu, Jiancheng, Duan, Xiumei, Wu, Hui, Zhou, Qi
    Publicado 2013
    “…Most of 747 strains of P. aeruginosa were collected from respiratory samples (201 isolates, 26.9%), blood (179, 24.0%), secretions and pus (145, 19.4%) over the years. Time series analysis demonstrated a significant increase in resistance rates of P. aeruginosa to ticarcillin/clavulanic acid, piperacillin/tazobactam, cefoperazone/sulbactam, piperacillin, imipenem, meropenem, ceftazidime, cefepime, ciprofloxacin, and levofloxacin except aminoglycosides over time in the hospital (P<0.001). …”
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  18. 2458
    “…These variables were generated using a combination of empirical epidemiology, case-case and case-control studies, time series analysis, and microbial sub-typing (source attribution, diversity, genetic distance) to unravel the changing/emerging aetiology of human campylobacteriosis. …”
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  19. 2459
    “…METHODS AND FINDINGS: In a cohort study over a 6 year period, we compared patients aged >70 years with hip fracture admitted to orthopedic versus geriatric departments in a time series analysis corresponding to the creation of a dedicated geriatric unit. …”
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  20. 2460
    “…We conducted a time series analysis of child mortality rates and explored the contribution of rainfall and household food security. …”
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