Table 1: Summary of characteristics of 91 studies included in a meta-analysis of laboratory values and mortality in COVID-19.

  N %
Year
2020 96 100%
Country
China 67 70%
United States 10 10%
Italy 8 8%
Spain 3 3%
United Kingdom 3 3%
Iran 1 1%
Canada 1 1%
International 1 1%
Mexico 1 1%
Belgium 1 1%
Study type
Retrospective cohort 59 61%
Case control 22 23%
Prospective cohort 14 15%
Ambispective cohort 1 1%
Patient type
Inpatient 69 72%
ICU 12 13%
Inpatient/ICU 9 9%
Inpatient/Outpatient 1 1%
Unclear 3 3%

COVID-19: Novel coronavirus disease 2019; ICU: Intensive care unit.