Cognitive Training in Mild Cognitive Impairment

Complete computerized tasks. These tasks will measure cognitive functions (e.g., processing speed, attention, memory).

A 25 item questionnaire. Participants rate from 0 (never) to 4 (very often) frequency of cognitive errors. Higher scores indicate lower cognitive self-efficacy.

Electronic Daily Sleep Diaries. Online diaries completed each morning (~5 mins) during the study. Diaries measure sleep onset latency, wake time after sleep onset, total sleep time, and sleep quality.

Brief self-report measure of current perception of insomnia symptom severity, distress and daytime impairment. Commonly used in insomnia treatment outcome research.

Single night objective sleep recording via a wrist worn device.

CorSense monitor assessed 5 min heart rate recordings both at rest. Time index variables: SDNN (standard deviation of normal to normal heartbeat intervals)

Inventory that asks respondents to rate how true 20 self-descriptive statements (e.g., I feel calm) are on a 4-point scale (1 = not at all, 4 = very much so). Typically, respondents are asked to rate statements according to how they generally feel (trait-anxiety scale) and how they feel in the current moment (state-anxiety scale). Total scores range from 20 to 80, with higher scores indicating greater maladjustment.

During the intervention phase the cognitive training group will play games and will need to log the days and duration played.

19-item questionnaire that assesses preference for morning, afternoon, and evening activities. Total score reflects degree of "morningness" or "eveningness" type.

Perceived Stress Scale is a self-report measure of how life situations are perceived as stressful. The scale consists of 15 items corresponding to everyday situation and participants are asked to rate on a scale from 0 (never) to 4 (very often) how often they felt or thought a specific way. Higher scores correspond to higher perceived stress.

Arousal Predisposition Scale is a 12-item inventory that has been designed to measure the degree to which an individual experiences arousal. Higher scores indicate greater predisposition to arousal.

Questionnaire assessing the experience of the game.

21-item inventory that asks respondents to rate on a scale of 0 (no depressive feelings) to 3 (most depressive feelings) their feelings towards various aspects of daily living/situations. Higher total scores indicate worse depressive symptoms.

10-item questionnaire that assess the frequency of alcohol use and problems associated with alcohol use over the past year.

7- item questionnaire assessing the different kinds of physical activities that the participant does as pat of their everyday life.

10 question assessment measuring personality

This questionnaire asks about participants' ability to perform a number of tasks with a computer. Will be examined as a covariate.