Background In March 2022, the Omicron variant of SARS-CoV-2 spread rapidly in Shanghai, China. The city adopted strict non-pharmacological intervention (NPI) measures, including lockdown (implemented
Univariable and multivariable logistic regression analysis of predictors for non-response in the iMPaCT study by comparing participants (n = 1,063) and non-respondents (n = 12,595) aged 18–24 years vi
Number of new HIV infections, incidence, prevalence, and proportion of people with an STI or NP in the past 12 months in Malawi, Mozambique, and Zambia.