The results show that wearing a mask led to a reduction of 2.76 cases per 100,000 people, and a 0.19 per cent reduction in the mortality rate worldwide.
The results show that wearing a mask led to a reduction of 2.76 cases per 100,000 people, and a 0.19 per cent reduction in the mortality rate worldwide.
Anyone who has taken a statistics course at the university level can see these numbers are dog shit. For a hypothesis to be statistically significant it needs to be at the very least 5% to reject the null.
This study was published for idiots who think education is listening to the media.
That's not how statistics works. You can have a significant effect with a tiny effect size, or a large effect size that on analysis turns out to be insignificant.