cross-countries

not-comparable of comparative data

(statistics, of comparative data) Across or between countries.

Japanese Meaning

国をまたぐ / 複数の国間にわたる

Cross-countries comparisons of educational outcomes revealed factors that influence student achievement across different nations.

教育成果の国際比較によって、各国の生徒の学力に影響する要因が明らかになった。

Sense（1）

(statistics, of comparative data) Across or between countries.

diminishing cross-countries disparities in Internet use