Skip to main content

Table 1 CAF measurements

From: CAF indices and human ratings of oral performances in an opinion-based monologue task

 

Type

Specific measure

Calculation

Complexity

Syntactic complexity

Clauses per AS-unit

Number of clauses/number of AS-units

Mean length of AS-units

Number of words/number of AS-units

Lexical diversity

MTLD

MTLD

Accuracy

Global measures

% of error-free AS-units

Number of error-free AS-units/total number of AS-units

Fluency

Breakdown fluency

Mean length of pauses

Sum of pauses/number of pauses

Repair fluency

Number of repairs

Total number of repairs

Speed fluency

Mean length of syllables

Spoken time/number of syllables

Combination

Mean length of run

Total number of syllables/number of runs

Phonation time ratio

Spoken time/total time

  1. Note. Spoken time is phonation time spent speaking without silent pauses and fillers and includes repairs