Table 4.
Latency Data as to Correctly Recognized Items in the fMRI Working Memory Tasks for Patients with Kleine-Levin Syndrome (KLS) and Healthy Controls
| Difficulty Level | KLS |
Controls |
||||
|---|---|---|---|---|---|---|
| Previously Studied |
New | Previously Studied | New | |||
| Correct Sentences | Incorrect Sentences | Correct Sentences | Incorrect Sentences | |||
| One Item | 896 (48) | 977 (51) | 977 (51) | 785 (38) | 848 (41) | 848 (41) |
| Two Items | 1130 (60) | 922 (46) | 922 (46) | 999 (48) | 828 (37) | 828 (37) |
| Three Items | 1126 (53) | 1002 (38) | 1002 (38) | 986 (43) | 862 (31) | 862 (31) |
| Four Items | 1139 (54) | 1203 (79) | 1202 (79) | 965 (43) | 996 (63) | 996 (63) |
Performance is expressed as a function of level of difficulty (i.e., the number of words to be stored before responses were probed) and semantic correctness of sentences containing to-be-remembered words.