How to Test Diadochokinesis?

Successive pronation or supination of the hands, rapid tapping of the fingers, and rapid opening and closing of the fists are all diadochokinetic diagnostic tests. During the testing of diadochokinesis or alternate motion rates, awkwardness or clumsiness of alternate movements may be seen.

How do you calculate DDK?

How is your DDK rate measured? Your SLP can usually measure your DDK rate in a single session, lasting about 30 minutes. They will administer a series of carefully timed tests and score your results. During each test, they'll ask you to produce a different sound or combination of sounds.

What is normal Diadochokinetic rate?

The finding showed average diadochokinetic rates (syllables or times per 15 seconds) were 33.6, 33.16, 30.58; 24.21, 15.10, 26.50 and 26.30 for /a:-u:/, /u:-i:/, /i:-a:/, tongue movement from side to side of lip corner, lan lan lan lan la, /p-t-k/, and /ph-th-kh/.

Alexander Ross

Alexander Ross

Gaming, Esports & Interactive Media Writer

Alexander Ross has covered the video game industry for a decade, writing deep dives on game design, esports tournaments, VR developments, and gaming culture.