The focus of this document, in addition to focusing on familiarization with Stata, is understanding the nature of the dataset to perform descriptive statistics, correlation analysis, simple OLS regression analysis, are the modality approach of this document.Do-Thi, Phuong...
The crude trend of the availability of PITC and PMTCT was measured by the chi-square test for trend using the "ptrend" command in Stata. As for the readiness index, the trend was measured by adjusting for the health facilities' characteristics using a multivariate linear regression analysis. ...
Objective To estimate changes in the risk of autism and assess the relation of autism to the mumps, measles, and rubella (MMR) vaccine. Design Time trend a... JA Kaye,MDM Melero-Montes,H Jick - BMJ 被引量: 1133发表: 2001年 Design of an Agent Server for Neonatal Analysis and Trend De...
Quick start Nonparametric test for a trend in v1 across ordered categories of catvar nptrend v1, by(catvar) As above, but for cases where v2 is greater than 0 nptrend v1 if v2 > 0, by(catvar) Menu Statistics > Nonparametric analysis > Tests of hypotheses > Trend test across ...
Hi, you should probably start with the FAQ: http://www.stata.com/support/faqs/statistics/test-for-trend/index.html Rich On 9/25/12 1:13 PM, Tom Lutalo wrote: > Can someone direct me to where I > can read (or help me with eg code) about chi-square for trend analysis? I > ...
Therefore, this study aimed to analyze the temporal trends in the nutritional status (2008–2023) and food consumption (2015–2023) of non-village indigenous people in Brazil, using data from the Food and Nutrition Surveillance System (SISVAN). Methods In this time series study, secondary data...
We examined the effect of environmental disclosure on environmental performance for listed mining companies in China. Our analysis used China’s Envir
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Dear Statalisters, I would need a brief summary on the parametric, non parametric tests for trend in STATA including also exact inference for ordered contingency tables. Links will be greatly appreaciated. Thank you in advance Diego ___ L'email della prossima generazione? Puoi averla con...
Example 1 This example uses annual data on the average per-capita disposable personal income in the eight U.S. Bureau of Economic Analysis (BEA) regions of the United States. We use data from 1948–2002 in logarithms. Unit-root tests on these series fail to reject the null hypothesis that...