Fig 1.
PRISMA flow diagram of the selection process.
The numbers presented represent the total records included in this synthesis, combining records from the original SLR and the updated search.
Table 1.
Studies reporting multiple age groups and their key findings.
Fig 2.
Number of child, adult, and elderly populations for which the listed outcomes were reported.
The horizontal line divides the outcomes into those reported 25 times or more (which are discussed in the main text) and those reported fewer than 25 times (which are summarized in the appendix). *Mortality, acute hospitalization, and the rate of chronic disease are also discussed in the main text, given their substantial impact on individuals and public health.