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.
Vibration white finger, also known as hand-arm vibration syndrome, is one of the causes of Raynaud phenomenon.ibration white finger, also known as hand-arm vibration syndrome, is one of the causes of Raynaud phenomenon.