Mobile Phone Sensing and Outreach as Adjuncts to Internet-Based Behavioral Intervention for Depression

Investigators are evaluating the use of phone sensor data to estimate behavior, depression
and anxiety. Participants will include people who are high on depression, high on anxiety,
hight on both depression and anxiety, and health controls. Particpants will load software on
their phones that collects phone sensor data, and obtains self report on sleep, mood, and
social contacts. Data will be collected for at least 6 weeks.

Inclusion Criteria:

- PHQ-9 score 10 or higher

- Has an e-mail account, computer, and broadband access to the Internet

- Familiarity with mobile phones and is within a cellular network range the majority of
the day.

- Is able to speak and read English.

- Is at least 19 years of age.

Exclusion Criteria:

- Hearing or voice impairment preventing participation in psychotherapy.

- Visual impairment that would prevent use of the website, mobile phone application,
and assessment materials.

- Has any psychiatric condition for which participation in a clinical trial of
psychotherapy may be either inappropriate or dangerous (e.g., psychotic disorders,
bipolar disorders, dissociative disorders, etc.).

- Planning to be out of town or unavailable for intervention for 1 or more weeks during
the scheduled study participation.

- Exhibits severe suicidality, including ideation, plan, and intent.