“…3. Importantly, the measurement of the fluency of the final text greatly differed: a) frequency counts, either the raw number of words in untimed collaborative writing , or in timed writing such as total number of words in ten minutes (Ekanayaka & Ellis, 2020), or in twenty minutes (Roothooft et al, 2022); also, the number of T-units in 25 minutes (Kim et al, 2022) and total number of words, the proportion of T-units and number of clauses per text in 30 and 20 minutes respectively for the collaborative and the individual groups (Lázaro-Ibarrola, 2021); b) temporal ratios such as words and syllables per minute in untimed writing (Sánchez, 2019); c) a speed perspective with minutes per 100 words (Chandler, 2003); and d) description of mean writing minutes and of words written (Martínez-Esteban & Roca de Larios, 2010).…”