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Análisis de series de tiempo
17
Métodos estadísticos
5
Análisis de series cronológicas
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Modelos matemáticos
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Ciencias sociales
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2241“…A common problem faced by researchers is distinguishing change due to secular trends from change due to an intervention. Interrupted time-series analysis has been shown to be effective in describing trends in retrospective time-series and in detecting change, but methods are often biased towards the point of the intervention. …”
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2242por Adeola, Abiodun, Ncongwane, Katlego, Abiodun, Gbenga, Makgoale, Thabo, Rautenbach, Hannes, Botai, Joel, Adisa, Omolola, Botai, Christina“…Annual and seasonal trends, as well as cross-correlation analyses, were performed on time series of monthly total rainfall and monthly malaria cases in five districts of Limpopo Province for the period of 1998 to 2017. The time series analysis indicated that an average of 629.5 mm of rainfall was received over the period of study. …”
Publicado 2019
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2243por Liu, Xiangbin, Xing, Xuemin, Wen, Debao, Chen, Lifu, Yuan, Zhihui, Liu, Bin, Tan, Jianbo“…In this work, the small baseline subset Interferometric Synthetic Aperture Radar (SBAS-InSAR) technique with Sentinel−1A imagery is utilized to monitor the ground surface deformation of a rock salt mining area. The time-series analysis is carried out to obtain the spatial–temporal characteristics of land subsidence caused by drilling solution mining activities. …”
Publicado 2019
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2244por Blum, Daniel, Beaubien-Souligny, William, Battistella, Marisa, Tseng, Eric, Harel, Ziv, Nijjar, Jaspreet, Nazvitch, Elena, Silver, Samuel A., Wald, Ron“…At baseline, the percentage of patients achieving a TTR >60% varied between 33% and 45% (mean ± SD, 40% ± 5%); post-intervention, this metric improved and varied between 52% and 71% (mean ± SD, 61% ± 8%). In time-series analysis, there was evidence of statistically significant variation between the 2 periods and evidence of sustained improvement. …”
Publicado 2019
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2245por van der Schans, Jurjen, Cao, Qi, Bos, Elisabeth H., Rours, G. Ingrid J. G., Hoekstra, Pieter J., Hak, Eelko, de Vries, Tjalling W.“…In this observational study among 21 participants, age 7–16 years, we performed a replicated time-series analysis of symptom fluctuations in asthma and/or allergic rhinitis and ADHD. …”
Publicado 2019
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2246por Chen, Zi-Wen, Peng, Chao-Bao, Pei, Zhong, Zhang, Meng-Ruo, Yun, Tian-Chan, Yang, Zhi-Min, Xu, Fu-Ping“…In total, six rest/wake parameters were measured and visualized with a behavioural fingerprint. Time series analysis was conducted by averaging the total rest and waking activity in 10 min intervals. …”
Publicado 2020
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2247por Hasegawa, Takanori, Yamaguchi, Rui, Kakuta, Masanori, Sawada, Kaori, Kawatani, Kenichi, Murashita, Koichi, Nakaji, Shigeyuki, Imoto, Seiya“…We focus on blood test values in medical check-up results and apply a time-series analysis methodology using a state space model. …”
Publicado 2020
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2248por Guo, Yanfang, Xie, Xiufang, Lei, Lin, Zhou, Haibin, Deng, Shizhou, Xu, Ying, Liu, Zheng, Bao, Junzhe, Peng, Ji, Huang, Cunrui“…METHODS: We performed a time-series analysis based on generalised linear models to study the short-term exposure–response relationships between air pollution and stroke hospitalisations, and conducted subgroup analyses to identify possible sensitive populations. …”
Publicado 2020
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2249“…Using classical time series analysis techniques, we fitted injury data with linear and non-linear functions. …”
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2250“…This paper statistically analyses the impact of relaxation during Lockdown III and IV on coronavirus disease (COVID) spread in India using the Group Method of Data Handling (GMDH) to forecast the number of active cases using time series analysis and hence the required medical infrastructure for the period of next six months. …”
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2251por Stolt, Lígia Raquel Ortiz Gomes, Kolisch, Daniel Vieira, Tanaka, Clarice, Cardoso, Maria Regina Alves, Schmitt, Ana Carolina Basso“…To estimate trends, we applied the Prais-Winsten regression for time series analysis. RESULTS: During the period, 1,192,829 fall-related hospitalizations occurred, among which 54,673 had a fatal outcome; lethality was 4.5%. …”
Publicado 2020
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2252“…The time-series features of zebrafish locomotion were calculated by the comparative time-series analyzing framework highly comparative time-series analysis (HCTSA), and a limited number of the time-series features that were most relevant to the EMF exposure conditions were selected using the minimum redundancy maximum relevance (mRMR) algorithm for RBF-SVM classification training. …”
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2253por Vähäsarja, Niko, Lund, Bodil, Ternhag, Anders, Götrick, Bengt, Olaison, Lars, Hultin, Margareta, Krüger Weiner, Carina, Naimi-Akbar, Aron“…METHODS: The incidence of IE in Sweden before and after October 2012 was calculated and compared using an interrupted time series analysis. Separate analyses were conducted for the total incidence of IE, and IE caused by VGS or Staphylococcus aureus. …”
Publicado 2020
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2254por Suntronwong, Nungruthai, Vichaiwattana, Preeyaporn, Klinfueng, Sirapa, Korkong, Sumeth, Thongmee, Thanunrat, Vongpunsawad, Sompong, Poovorawan, Yong“…Peak influenza A(H1N1)pdm09 activity occurred in February and again in August, while influenza A(H3N2) and influenza B viruses were primarily detected in August and September. Time series analysis suggests that increased relative humidity was significantly associated with increased influenza activity in Bangkok. …”
Publicado 2020
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2255por Bönisch, Sebastian, Wegscheider, Karl, Krause, Linda, Sehner, Susanne, Wiegel, Sarah, Zapf, Antonia, Moser, Silke, Becher, Heiko“…Using interrupted time series analysis, we investigated mobility by age, sex, and previous mobility habits from 13 January until 17 May 2020, measured as median daily distance traveled before and after restrictions were introduced. …”
Publicado 2020
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2256“…Annual incidence of each disease and annual YLLs due to premature death in individuals with each disease were calculated. A time series analysis using the stepwise autoregressive method was conducted. …”
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2257por Downing, N Lance, Adler-Milstein, Julia, Palma, Jonathan P, Lane, Steven, Eisenberg, Matthew, Sharp, Christopher, Longhurst, Christopher A“…Methods: We conducted a retrospective time series analysis of the effect of automatic querying and the patient consent requirement on the monthly volume of clinical summaries exchanged. …”
Publicado 2017
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2258“…For the two years with extreme summers (2018 and 2019) the 25(OH)D plasma concentrations were significantly higher than in the previous four years (p < 0.001). A time series analysis (autoregressive term, AR, φ = 0.84, with an AR of one indicating a persistent effect) showed that 25(OH)D concentrations rise by 0.04 nmol/l (95% CI: 0.04–0.05 nmol/l) per hour of sunshine. …”
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2259“…A quasi-experimental time-series analysis from January 2010 to May 2017 evaluated monthly counts of earthquakes ≥ magnitude 4 (a level felt by most people) in relation to anxiety, controlling for US-wide anxiety search episodes and Oklahoma-specific health-related queries. …”
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2260por Zhou, Shuduo, Xu, Jin, Ma, Xiaochen, Yuan, Beibei, Liu, Xiaoyun, Fang, Hai, Meng, Qingyue“…Using the monitored and statistical data of 373 healthcare institutions 1-year before and 1-year after the Beijing Reform, interrupted time series analysis was applied to evaluate the impact of the reform on healthcare-seeking behavior. …”
Publicado 2020
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