an increasing trendp < 0.001
From 1990 to 2017, we observed an increasing trend in the ID inequality globally ( p < 0.001): the Gini coefficients of ID burden rose from 0.366 to 0.431 (Fig. 4 a).
From 1990 to 2017, we observed an increasing trend in the ID inequality globally ( p < 0.001): the Gini coefficients of ID burden rose from 0.366 to 0.431 (Fig. 4 a).