Statistical analysis of Pearson’s chi-squared test, divided for ages ranges
| Years’ comparison Age | 2019–2020 | 2019–2021 | 2020–2021 | |||
|---|---|---|---|---|---|---|
| Age | χ2 | P value | χ2 | P value | χ2 | P value |
| 40–49 | 4.761905 | < 0.05 | 5.761905 | < 0.025 | 0.090909 | < 0.9 |
| 50–69 | 13.72857 | < 0.01 | 18.51429 | < 0.01 | 2.016667 | < 0.25 |
| > 70 | 1.142857 | < 0.75 | 5.785714 | < 0.025 | 2.5 | < 0.25 |
| Total | 19.28571 | < 0.01 | 29.86667 | < 0.01 | 2.016667 | < 0.25 |
Statistical significance was set at P ≤ 0.01
DUT and RS contributed conception and design of the study; DUT organized the database; RS performed the statistical analysis; DUT and RS wrote the first draft of the manuscript. DUT, RS, and FP contributed to manuscript revision, read, and approved the submitted version.
The authors declare that they have no conflicts of interest.
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The datasets analyzed for this study can be found in saniarp.it, the Caserta Local Health Authority reporting database, and from the register of our daily activities.
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© The Author(s) 2022.