A Review of Advancements and Evidence Gaps in Diabetic Retinopathy Screening Models

Figures & data

Table 1 Global Diabetes Prevalence in Adults Aged 20−79 (2019)¹

Region	Adult Population, N, Millions	Prevalence of Diagnosed Diabetes, % (95% CI)	Prevalence of Undiagnosed Diabetes, %
Worldwide	5000	9.3 (7.4−12.1)	NR
Africa	501	3.9 (2.1−7.1)	59.7
Europe	665	8.9 (7.0−12.0)	40.7
Middle East and North Africa	426	12.8 (7.2−17.6)	44.7
North America and the Caribbean	357	13.3 (10.5−15.8)	37.8
South and Central America	335	9.4 (7.8−11.7)	41.9
Southeast Asia	997	8.8 (7.1−11.1)	56.7
Western Pacific	1700	9.6 (8.6−11.9)	55.8

Abbreviations: CI, confidence interval; NR, not reported.

International Diabetes Federation. IDF Diabetes Atlas. 9th ed. Brussels, Belgium; 2019. Available from http://www.diabetesatlas.org. Accessed July 15, 2020.

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