Table 3.

Issues causing verbal recognition problems by the system (Digit Span Forward task).

Problem	N	Percentage
Overall discrepancy between scoring	55	36.2
Participants correcting their responses	19	12.5
System did not allow for enough time to respond	6	3.9
System did not “hear” responses	14	9.2
Participants speaking in low voice	9	5.9
Foreign accent or bad pronunciation	21	13.8
Participant did not wait for the beep	20	13.2
Other verbal problems (e.g., coughing and “Ummm”)	15	9.9
Speaking in sentences	13	8.6