The reference group (i.e., dashed vertical line, OR = 1) for all predictors was “everyone else”, i.e., everyone not having the predictor or characteristic of interest. a The results from bivariate models, b the results from multivariate models. Note that the multivariate models (b...
One thing to note is that the elderly participants have a higher tolerability for the vaccine whereas they also display a lower level of immune response. Chen’s idea is widely quoted by the media. Once infected by the virus, the elderly is faced with high risks of severe diseases or even...
1a). The prevalence of loss of smell and/or taste peaked at 4 days after the test date. Among participants who tested negative, headache and sore throat were most common, whereas loss of smell and/or taste was rarely reported (Fig. 1b). The non-adjusted prevalence of different symptoms ...
Incubation period was defined as the time from when the infection occurred to the onset of signs and symptoms or the first positive test. It was measured with cases of a well-defined period of exposure and symptom onset. Results of searches were screened in 2 stages. First, titles and ...
Probable deaths are deaths where Covid-19 is listed on the death certificate as the cause of death or a significant contributing condition, but where there has been no positive confirmatory laboratory test. Deaths among probable cases tracked by a state or local health department where a death ...
UAE Says It Will Test 2 Million People for COVID-19 as Cases Rise More Reuters FILE PHOTO: People walk outside Dubai mall after the UAE government eased a curfew and allowed stores to open, following the outbreak of the coronavirus disease (COVID-19) in Dubai, United...
The sample size of 200 in Round 1 and 450 in Round 2 allowed us to detect the smallest difference of 0.067 between the two groups (alpha = 0.05; power = 0.80, two-sided). Statistical analysis Chi-square test and t-test were conducted to test the between-group differences in ...
fine-tune epidemic prevention and control measures, and provide services while the infected people are staying at home for treatment. On the same day, a scheme was rolled out to guide those in need on how to properly take a COVID-19 antigen test. Here are some of major guideline points....
Figure 1. Figure 1 shows the daily count of cases and deaths recorded across the world. Source: Oxford COVID-19 Government Response Tracker (OxCGRT) dataset. 2. Materials and Methods To test the impact of government policy responses on the number of COVID-19-related deaths, we estimate th...
1. Introduction In this research article, we cover four critical issues: (1) public sentiment associated with the progress of Coronavirus and COVID-19, (2) the use of Twitter data, namely Tweets, for sentiment analysis, (3) descriptive textual analytics and textual data visualization, and (4...