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Pediatric and Parents' Attitudes Towards COVID-19 Vaccines and Intention to Vaccinate for Children
최수한,Jo Yoon Hee,Jo Kyo Jin,박수은 대한의학회 2021 Journal of Korean medical science Vol.36 No.31
Background: Coronavirus disease 2019 (COVID-19) vaccination is necessary to reach herd immunity and essential for mitigating the spread of the pandemic. In May 2021, the US FDA and the EU have expanded the emergency use authorization for a COVID-19 vaccine to children aged 12 to 15. The aim of this study was to investigate parental acceptability of COVID-19 vaccination for their children, factors affecting their acceptability, and children's perceptions of COVID-19 vaccines in Republic of Korea. Methods: We conducted a questionnaire survey at two tertiary hospitals from May 25, 2021 to June 3, 2021. Subjects were parents having children under 18 years and children aged 10–18 years. Results: Two hundred twenty-six parents and 117 children aged 10–18 years were included in the final analysis. Overall, 76.5% and 64.2% of parents intended to get vaccinated against COVID-19 and intended to have their children vaccinated, respectively. However, only 49.6% of children responded that they would get COVID-19 vaccination. In the multivariate analysis, high confidence in the safety of COVID-19 vaccines (adjusted odds ratio [AOR], 4.87; 95% confidence interval [CI], 1.32–24.12), parents' willingness to vaccinate themselves (AOR, 19.42; 95% CI, 6.85–64.00), and awareness of the need to vaccinate children against COVID-19 (AOR, 13.15; 95% CI, 4.77–41.27) were associated with positive factors intention to vaccinate their children. Conclusion: This study provides insight into how parents think about the COVID-19 vaccine for their children in South Korea. Our findings could be referenced in establishing a policy for childhood COVID-19 vaccination in the future.
최수인,정상미,오지연,최종현,김병근,정원재,이승현,이영석,김영,이은주,민경훈,허규영,이승헌,이승룡,김제형,이상엽,신철,심재정,강경호,인광호 대한결핵 및 호흡기학회 2017 대한결핵 및 호흡기학회 추계학술대회 초록집 Vol.124 No.0
Background: Natural killer(NK) cells are one of the innate immunity cells and are involved in the elimination of malignancy cells. Low activity of NK cells has been associated with the various cancer. We evaluated the clinical implication of serum NK cell activity(NKA) in non-small cell lung cancer(NSCLC). Method: In this prospective, cross-sectional study, we enrolled 40 healthy controls, 40 benign lung disease patients and 67 NSCLC patients (stage I: 20, stage II: 10, stage III: 17, stage IV: 20). Serum NKA was measured by NK VueⓡGOLD assay detecting interferon-γ released from NK cells. NKA was compared by non-parametric Kruskal-Wallis test. Results: We found a significant decrease in NKA of NSCLC group compared to other groups but there was no significant difference between control and benign lung disease group. (control vs benign lung disease vs NSCLC; 1341±102.8 vs 1219±116.0 vs 744.8±86.21pg/mL)(p<0.0001) NKA of advanced stage NSCLC patients was lower than early stage NSCLC patients. (stage I, II vs stage III, IV; 1298±119.0 vs 295.9±54.41pg/mL)(p<0.0001) Conclusion: Impaired NKA was associated with NSCLC but not with other lung disease. NKA decreased further in advanced stage NSCLC than early stage NSCLC. NKA of early stage of NSCLC patients had no wide difference from control and benign lung disease subjects. It suggests that reduced NKA is involved in progression and metastasis of NSCLC. Clinically, we expect that NKA measurement might be helpful in assessing the stage of NSCLC but not in screening NSCLC.