Table 3.

PECOS criteria followed in the review.

Parameters	Inclusion Criteria	Exclusion Criteria
Population	People with acute hantavirus infection or HPS/HCPS/HFRS	Only animal hantavirus infections
Exposure	At least one climate factor	No climate factors
Comparators	N/A
Outcomes	Hantavirus case/infection/risk/incidence	Rodent density/distribution
Study design	Observational, epidemiological, retrospective, predictive modelling study design	Prospective study design

Key N/A—not applicable; PECOS—patient, intervention/exposure, comparator, outcomes, study design; hantavirus pulmonary syndrome (HPS); hantavirus cardiopulmonary syndrome (HCPS); haemorrhagic fever with renal syndrome (HFRS).