If the correlation coefficient has a positive value (above 0) it indicates a positive relationship between the variables meaning that both variables move in tandem, i.e. as one variable decreases the other also decreases, or when one variable increases the other also increases.
What Causes Alien Hand Syndrome? Despite the movements involved with alien hand syndrome, it isnât technically a movement disorder. Instead, it appears to occur as the result of some type of neurological damage. Common causes include: Stroke. Tumors. Various neurodegenerative diseases.
SBS is often fatal and can cause severe brain damage, resulting in lifelong disability. Estimated death rates (mortality) among infants with SBS range from 15% to 38%; the median is 20%â25%. Up to half of deaths related to child abuse are reportedly due to shaken baby syndrome.