Group comparisons for the neuropsychiatric parameters between baseline and follow-up.

Values are medians and ranges; group comparisons are controlled for gender; Dementia screening = Mini mental state examination; Depression = Hamilton depression rating scale-17; Memory = Auditory verbal learning test (Learning = immediate recall; Long term memory = delayed recall and recognition memory); Visual memory = Wechsler memory scale- Revised (Visual learning = immediate recall; Long term visual memory = delayed recall); Psychomotor performance & attention = Trail making test-A; Executive functions = Trail making test—B.Group comparisons for the neuropsychiatric parameters between baseline and follow-up.