International Research Study on COVID-19 Mortality Risks

Research Background

A comprehensive international study has shed light on chronic health conditions that increase the risk of death from COVID-19. Early in the pandemic, it became evident that individuals with underlying health issues faced a higher mortality risk. As research on COVID-19 mortality risk factors expands, it reveals the need for a more thorough investigation into these underlying conditions.

Study Overview

Published in PLOS ONE, this study analyzed data from over 65,000 patients across 25 studies. Researchers examined 11 chronic conditions in patients from four continents: Asia, Africa, Europe, and North America. The goal was to assess how pre-existing comorbidities influence the risk of dying from COVID-19.

Analyzed Comorbidities

The 11 chronic conditions included:
– Cardiovascular diseases
– Hypertension
– Diabetes
– Congestive heart failure
– Cerebrovascular disease
– Chronic kidney disease
– Chronic liver disease
– Cancer
– Chronic obstructive pulmonary disease (COPD)
– Asthma
– HIV/AIDS

Key Findings

The research findings indicate that six of the analyzed chronic conditions present the highest mortality risk from COVID-19:
1. Cardiovascular disease
2. Hypertension
3. Diabetes
4. Congestive heart failure
5. Chronic kidney disease
6. Cancer

Pre-existing cardiovascular disease may double the risk of death from COVID-19. Patients with hypertension exhibited an 80% higher risk, while diabetics and cancer patients had a 1.5 times higher risk. Notably, individuals with chronic kidney disease were found to be three times more likely to die from COVID-19. Conversely, conditions such as cerebrovascular disease, chronic liver disease, COPD, asthma, and HIV/AIDS showed no significant association with increased mortality risk.

Implications for Public Health

Researchers from Penn State College of Medicine believe these findings can inform public health strategies aimed at protecting high-risk populations. As vaccine development continues, the study highlights the importance of prioritizing immunization for those at higher risk of COVID-19 mortality.

Recommendations for At-Risk Individuals

The Centers for Disease Control and Prevention (CDC) advises individuals with underlying medical conditions to:
– Continue their medication and treatment plans
– Ensure a 30-day supply of medications
– Seek emergency care for underlying medical conditions without delay
– Contact healthcare providers with any concerns

Future Research Directions

Further investigation is necessary to fully understand how pre-existing health conditions, especially concerning race and ethnicity, affect COVID-19 morbidity. The current findings may serve as a foundation for developing effective pandemic prevention strategies, paving the way for future research.

References

– Certain pre-existing conditions may double, triple mortality risk for COVID-19. EurekAlert!. (2020). Retrieved 14 October 2020, from https://www.eurekalert.org/pub_releases/2020-10/ps-cpc100820.php.
– Coronavirus Disease 2019 (COVID-19). Centers for Disease Control and Prevention. (2020). Retrieved 14 October 2020, from https://www.cdc.gov/coronavirus/2019-ncov/need-extra-precautions/people-with-medical-conditions.html?CDC_AA_refVal=https%3A%2F%2Fwww.cdc.gov%2Fcoronavirus%2F2019-ncov%2Fneed-extra-precautions%2Fgroups-at-higher-risk.html.
– Ssentongo, P., Ssentongo, A., Heilbrunn, E., Ba, D., & Chinchilli, V. (2020). Association of cardiovascular disease and 10 other pre-existing comorbidities with COVID-19 mortality: A systematic review and meta-analysis. PLOS ONE, 15(8), e0238215. https://doi.org/10.1371/journal.pone.0238215.