Jurnal Biostatistik, Kependudukan, dan Informatika Kesehatan
Vol. 5, No. 2

Vaccination as a Protective Factor Against Hospitalization for SARS-CoV-2 Infections: an Observational Study Using Surveillance Data

Simanjorang, Chandrayani (Unknown)
Tarigan, Kristin Mutiara (Unknown)
Sudrajat, Diva Anita Churiana (Unknown)
Wangsawinangun, Rana Zahra Raniyah (Unknown)
Zahra, Asy Syifa Anwari (Unknown)



Article Info

Publish Date
31 Mar 2025

Abstract

Death due to SARS-CoV-2 generally occurs in patients requiring hospital care (hospitalization). However, it is still unclear whether vaccination acts as a protective factor against hospitalization in SARS-CoV-2 patients in Indonesia. This study examines the association between vaccination and hospitalization among SARS-CoV-2 patients. It employs a quantitative, cross-sectional design using secondary data from SARS-CoV-2 surveillance records at the Jakarta Health Agency (January–August 2021). Findings show that patients who received the 1st vaccine dose had a 0.34 times lower risk of hospitalization compared to unvaccinated individuals (aPOR=0.34; 95% CI=0.31–0.38). Those who received the 2nd dose had an even lower risk (aPOR=0.16; 95% CI=0.14–0.18). Additionally, gender, age, and chronic kidney disease were significantly associated with hospitalization. These results indicate that vaccination reduces hospitalization risk among SARS-CoV-2 patients, even after adjusting for gender, age, and chronic kidney disease. The government should expand vaccination coverage, especially for high-risk groups. Further research is needed to assess vaccine effectiveness based on different vaccine types in preventing hospitalization in Indonesia.

Copyrights © 2025






Journal Info

Abbrev

publication:bikfokes

Publisher

Subject

Public Health

Description

Jurnal BIKFOKES (Biostatistik, Kependudukan, dan Informatika Kesehatan) diinisiasi oleh Departemen Biostatika dan Kependudukan Fakultas Kesehatan Masyarakat Universitas Indonesia. Sebagai jurnal ilmiah, Jurnal BIKFOKES memiliki fokus biostatitik, informatika kesehatan, kependudukan, dan kesehatan ...