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Table 2 Gross national income (GNI) per capita cut-off values for different income classes of the World Bank classification of economies in the fiscal year 2018

From: Strategies for successful trauma registry implementation in low- and middle-income countries—protocol for a systematic review

Group name

GNI per capita

Low-income economies

$0 to $1005

Lower middle-income economies

$1006 to $3955

Upper middle-income economies

$3956 to $12,235

Upper income economies

$12,236 or greater