Table 4.

Descriptive statistics on reference sources in Global Health Security Index

Source of reference	Mean per country	Median per country	SD	Minimum	Maximum	Reference count
Domestic public authority	7.3	7	4.2	0	41	1425
WHO	1.0	1	1.2	0	6	194
Intergovernmental organisation	0.5	0	1.1	0	7	88
Independent source	0.2	0	0.6	0	6	34
Total	8.9	8	4.3	0	41	1741