The impact of COVID-19 non-pharmaceutical interventions (NPIs) in Malaysia

Background: World Health Organisation (WHO) has declared a COVID-19 pandemic on the 11th of March 2020. During the early phase, many countries implement non-pharmaceutical interventions (NPIs) such as movement restriction, physical distancing, and quarantine to control the COVID-19 disease transmiss...

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Main Author: Rosidi, Mohd Izrul Isham
Format: Thesis
Language:English
Published: 2021
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Online Access:http://eprints.usm.my/52016/1/Mohd%20Izrul%20Isham%20Rosidi-24%20pages.pdf
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spelling my-usm-ep.520162022-03-23T01:36:22Z The impact of COVID-19 non-pharmaceutical interventions (NPIs) in Malaysia 2021-06 Rosidi, Mohd Izrul Isham R Medicine Background: World Health Organisation (WHO) has declared a COVID-19 pandemic on the 11th of March 2020. During the early phase, many countries implement non-pharmaceutical interventions (NPIs) such as movement restriction, physical distancing, and quarantine to control the COVID-19 disease transmission. Malaysia, for example, has introduced various phases of movement control order (MCO) as one of the measures for combating the pandemic. Objectives: To measure the relationship between non-pharmaceutical interventions (NPIs) and confirmed COVID-19 cases transmission in Malaysia. Methodology: This is a time-series analysis study using secondary data from the Ministry of Health (MOH) Malaysia. Daily confirmed COVID-19 incidence data were captured and analysed using R software. We calculated the monthly incidence and incidence rate for Malaysia and all states. The latest population data for Malaysia was taken from the official Department of Statistics Malaysia (DOSM) website. We used the EpiEstim package to estimate the time-varying reproductive number (Rt) and plot the epidemic curves. Finally, we calculated the overall Rt value and analysed the Rt value related to the MCO for Malaysia and the states. Result: Malaysia has recorded 3236 confirmed COVID-19 cases in the middle of March 2020 following a religious gathering in Petaling Jaya, Selangor, followed by other spikes seen in early September 2020 due to another cluster related to State Election in Sabah. On the other hand, we calculated the Rt value and extracted the mean Rt value at Day 1 of each four phases of MCO and compared it. The Rt value showed an overall decrease in trend ranging from 0.542(95% CI: 0.440, 0.656) and 1.443 (95% CI: 1.213, 1.693). Conclusion: In the absence of vaccines, non-pharmaceutical interventions (NPIs) are proven to be the best approach for Malaysia to bring down the time-varying reproductive number (Rt) below the threshold value and to curb the COVID-19 pandemic. 2021-06 Thesis http://eprints.usm.my/52016/ http://eprints.usm.my/52016/1/Mohd%20Izrul%20Isham%20Rosidi-24%20pages.pdf application/pdf en public masters Universiti Sains Malaysia Pusat Pengajian Sains Perubatan,
institution Universiti Sains Malaysia
collection USM Institutional Repository
language English
topic R Medicine
spellingShingle R Medicine
Rosidi, Mohd Izrul Isham
The impact of COVID-19 non-pharmaceutical interventions (NPIs) in Malaysia
description Background: World Health Organisation (WHO) has declared a COVID-19 pandemic on the 11th of March 2020. During the early phase, many countries implement non-pharmaceutical interventions (NPIs) such as movement restriction, physical distancing, and quarantine to control the COVID-19 disease transmission. Malaysia, for example, has introduced various phases of movement control order (MCO) as one of the measures for combating the pandemic. Objectives: To measure the relationship between non-pharmaceutical interventions (NPIs) and confirmed COVID-19 cases transmission in Malaysia. Methodology: This is a time-series analysis study using secondary data from the Ministry of Health (MOH) Malaysia. Daily confirmed COVID-19 incidence data were captured and analysed using R software. We calculated the monthly incidence and incidence rate for Malaysia and all states. The latest population data for Malaysia was taken from the official Department of Statistics Malaysia (DOSM) website. We used the EpiEstim package to estimate the time-varying reproductive number (Rt) and plot the epidemic curves. Finally, we calculated the overall Rt value and analysed the Rt value related to the MCO for Malaysia and the states. Result: Malaysia has recorded 3236 confirmed COVID-19 cases in the middle of March 2020 following a religious gathering in Petaling Jaya, Selangor, followed by other spikes seen in early September 2020 due to another cluster related to State Election in Sabah. On the other hand, we calculated the Rt value and extracted the mean Rt value at Day 1 of each four phases of MCO and compared it. The Rt value showed an overall decrease in trend ranging from 0.542(95% CI: 0.440, 0.656) and 1.443 (95% CI: 1.213, 1.693). Conclusion: In the absence of vaccines, non-pharmaceutical interventions (NPIs) are proven to be the best approach for Malaysia to bring down the time-varying reproductive number (Rt) below the threshold value and to curb the COVID-19 pandemic.
format Thesis
qualification_level Master's degree
author Rosidi, Mohd Izrul Isham
author_facet Rosidi, Mohd Izrul Isham
author_sort Rosidi, Mohd Izrul Isham
title The impact of COVID-19 non-pharmaceutical interventions (NPIs) in Malaysia
title_short The impact of COVID-19 non-pharmaceutical interventions (NPIs) in Malaysia
title_full The impact of COVID-19 non-pharmaceutical interventions (NPIs) in Malaysia
title_fullStr The impact of COVID-19 non-pharmaceutical interventions (NPIs) in Malaysia
title_full_unstemmed The impact of COVID-19 non-pharmaceutical interventions (NPIs) in Malaysia
title_sort impact of covid-19 non-pharmaceutical interventions (npis) in malaysia
granting_institution Universiti Sains Malaysia
granting_department Pusat Pengajian Sains Perubatan,
publishDate 2021
url http://eprints.usm.my/52016/1/Mohd%20Izrul%20Isham%20Rosidi-24%20pages.pdf
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