Constructing a Learning Curve to Discuss the Medical Treatments and the Effect of Vaccination of COVID-19
Abstract
:1. Background
2. Materials and Methods
2.1. Equation and Model Interpretation
2.2. Criterion of Sample Selection
2.3. Data Collection
3. Results
3.1. The Trend of Fatality Rates
3.2. The Effect of Learning in Medical Treatment on Fatality Rates Reduction
3.3. The Effect of Vaccination on Fatality Rates Reduction
4. Discussion
Limitations
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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China | India | UK | Italy | USA | Brazil | |
---|---|---|---|---|---|---|
First case | 2019/12/31 | 2020/01/30 | 2020/02/01 | 2020/01/31 | 2020/01/23 | 2020/02/27 |
First death | 2020/02/02 | 2020/03/14 | 2020/03/07 | 2020/02/23 | 2020/03/03 | 2020/03/19 |
First vaccination | 2020/12/15 | 2021/01/16 | 2021/01/10 | 2020/12/27 | 2020/12/20 | 2021/01/19 |
Vaccination rate # | 0.05 | 0.01 | 0.42 | 0.11 | 0.46 | 0.01 |
China | India | UK | Italy | USA | Brazil | |
---|---|---|---|---|---|---|
α | 1.24 × 10−01 | 4.50 × 10−02 *** | 1.04 × 10−01 *** | 8.76 × 10−02 *** | 3.79 × 10−02 *** | 6.79 × 10−02 *** |
(8.43 × 10−02) | (7.68 × 10−03) | (2.55 × 10−02) | (1.41 × 10−02) | (6.46 × 10−03) | (1.27 × 10−02) | |
−9.99 × 10−07 | −3.98 × 10−09 *** | −6.04 × 10−08 * | −4.83 × 10−08 ** | −2.18 × 10−09 ** | −8.24 × 10−09 ** | |
(9.96 × 10−07) | (1.47 × 10−09) | (3.29 × 10−08) | (2.37 × 10−08) | (1.11 × 10−09) | (3.37 × 10−09) | |
R2 | 0.1566 | 0.2952 | 0.222 | 0.3034 | 0.2952 | 0.2952 |
Observation number | 46 | 50 | 47 | 45 | 46 | 44 |
China | India | UK | Italy | USA | Brazil | |
---|---|---|---|---|---|---|
α | −8.45 × 10−03 | 1.68 × 10−04 | −6.61 × 10−02 *** | 7.42 × 10−02 *** | −4.57 × 10−02 ** | 3.73 × 10−02 ** |
(9.94 × 10−02) | (2.38 × 10−02) | (1.53 × 10−02) | (1.85 × 10−02) | 1.84 × 10−02 | (1.27 × 10−02) | |
2.17 × 10−07 | 8.43 × 10−10 | 3.10 × 10−08 *** | −1.93 × 10−08 ** | 2.81 × 10−09 *** | −2.11 × 10−09 | |
(1.02 × 10−06) | (2.25 × 10−09) | (4.88 × 10−09) | (8.52 × 10−09) | 8.01 × 10−10 | (1.48 × 10−09) | |
−7.34 × 10−04 | −3.73 × 10−04 | −9.66 × 10−04 *** | 6.77 × 10−04 | −3.95 × 10−04 ** | 2.03 × 10−03 | |
(8.19 × 10−04) | (5.92 × 10−04) | (1.34 × 10−04) | (5.94 × 10−04) | 1.31 × 10−04 | (1.99 × 10−03) | |
R2 | 0.1292 | 0.1228 | 0.0945 | 0.3034 | 0.462 | 0.8509 |
Observation number | 17 | 12 | 13 | 15 | 16 | 12 |
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Chen, Y.-T.; Su, E.C.-Y.; Hung, F.M.; Hiramatsu, T.; Hung, T.-J.; Kuo, C.-Y. Constructing a Learning Curve to Discuss the Medical Treatments and the Effect of Vaccination of COVID-19. Healthcare 2023, 11, 1591. https://doi.org/10.3390/healthcare11111591
Chen Y-T, Su EC-Y, Hung FM, Hiramatsu T, Hung T-J, Kuo C-Y. Constructing a Learning Curve to Discuss the Medical Treatments and the Effect of Vaccination of COVID-19. Healthcare. 2023; 11(11):1591. https://doi.org/10.3390/healthcare11111591
Chicago/Turabian StyleChen, Yi-Tui, Emily Chia-Yu Su, Fang Ming Hung, Tomoru Hiramatsu, Tzu-Jen Hung, and Chao-Yang Kuo. 2023. "Constructing a Learning Curve to Discuss the Medical Treatments and the Effect of Vaccination of COVID-19" Healthcare 11, no. 11: 1591. https://doi.org/10.3390/healthcare11111591