Table 1.
Data source | Examples of variables collected | Examples of raw data | Examples of derived data |
Stats of Facebook activity and post activity | Number of posts: 5 and number of total likes: 100 | Average likes per post: 20 | |
User input | Journal, mood, reminders, and safety plan steps | Journal entry: “Last night was horrible. I couldn’t sleep at all with the noise.” | Sentiment: −0.8 and word count: 12 |
Clinical team | Demographics and C-SSRSa responses | Age: 35 years and C-SSRS risk overall: moderate | C-SSRS risk binary: 1 |
Passive sensor data | Sleep, steps, and interactions | {dateTime: 23:10:00, value: awake}, {dateTime: 23:11:00, value: asleep} | Sleep latency: 1 min and average time asleep: 5 hours |
aC-SSRS: Columbia-suicide severity rating scale.