I think this may be germane ...
https://files.eric.ed.gov/fulltext/EJ1271175.pdf
An action research on developing English speaking skills through ... - ed
This action research aims at developing an action plan to alleviate foreign language speaking anxiety, and accordingly improving speaking performance. The study, which is a collaborative action research type, was carried out of 19 prospective Chemical Engineering students at the CEFR-A1 level at Ege University School of Foreign Languages (EUSFL).