Table 1. Demographic information on 9 participants with LIS and 9 healthy controls.
| LIS | CONTROLS | p value | |
|---|---|---|---|
|
|
|
|
|
| Age, mean (range) | 45.8 (27-65) | 45.2 (17-66) | 0.965a |
| Gender (M/F) | 7/2 | 4/5 | 0.147b |
| Ethnicity (%Caucasian) | 77.8 | 100 | 0.134b |
| Years of education (range) | 14.6 (12-23) | 18.2 (11-22) | 0.067a |
| First language English (n) | 8 | 9 | 0.303b |
| Level of familiarity with computer(some/expert) | 4/5 | 2/7 | 0.317b |
| Type of LIS (n) | |||
| Incomplete | 6 | ||
| Classical | 2 | ||
| Total | 1 | ||
| Years since LIS onset | 14.8 (1-55)c |
a
Mann-Whitney test.
b
Chi-square test.
c
Years since LIS onset was calculated for all participants with LIS to the earliest time they had LIS, either classical or incomplete.
The cause of LIS was ALS (4), brainstem stroke (2), cerebral palsy (1), brainstem AVM (1), and Duchenne muscular dystrophy (1)