From: Challenges in the control of COVID-19 outbreaks caused by the delta variant during periods of low humidity: an observational study in Sydney, Australia
Factor
Estimate (95% CI)
Likelihood ratio
P-value
9:00 am humidity
− 0.15 (− 0.18, − 0.12)
− 10.49
< 0.001
9:00 am temperature
0.68 (0.52, 0.85)
8.00
Humidity difference
− 0.03 (− 0.15, 0.09)
− 0.49
0.621