Factors Associated With Covid-19 Severity: A Retrospective Analysis Of Reported Cases In Sabah, Malaysian Borneo
The objective of this study is to understand the epidemiology of COVID-19 in Sabah from March 2020 through October 2021 and to determine the factors associated with COVID-19 severity. The data used in this study were provided by the Surveillance Unit, Sabah State Health Department, Ministry of Health Malaysia. Individuals aged ≤5 years old and ≥ 65 years old (AOR=1.87, 95% CI: 1.77–1.99), non-citizens of Malaysia (AOR=1.46, 95% CI: 1.30–1.64), male gender (AOR=1.06, 95% CI: 1.01–1.12), native Sabahan (AOR=1.30, 95% CI: 1.19–1.42), presence of symptoms of COVID-19 infection (AOR=23.33, 95% CI: 20.75-26.23), presence of comorbidity (AOR=1.80, 95% CI: 1.67-1.94), high exposure risk of COVID-19 infection (AOR=0.44, 95% CI: 0.28-0.71), and incomplete COVID-19 vaccination (AOR=8.53, 95% CI: 7.35-9.89) were statistically significantly associated with developing severe COVID-19 infection.
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Descriptive analysis was conducted using median and interquartile range for non-normally distributed data, and percentages for categorical data. Univariate analysis for the quantitative stage was conducted using Pearson's Chi-square test. Multivariate analysis was conducted using multivariable logistic regressions with the statistical significance set at a p-value less than 0.05.