Research Plan
Study Design
Participant Incentives
Measures
100

The person to inform when a teen flags for SI or depression in the ED

Attending physician

100

Three intervention components of the study

1) BI, 2) Text, 3) LiveText

100
The small gift given for completing the Baseline survey

Gum

100

The follow-up time point when user experience questions are asked

2-month follow-up

200

The goal number of participants to ENROLL per Hasbro shift

1 per shift

200

Groups that teens can be randomized into

1) BI, 2) Text, 3) BI+Text, 4) Control

200

The amount compensated after completing enrollment

$20

200

The 2 measures used to determine ENROLLMENT eligibility

PHQ-9 and CTS

300

Criteria to re-randomize Text participants into LiveText

Any daily mood score < 4 between days 7 - 14

300

Approximate number of teens that will receive LiveText

2/3 of 400 (264)

300

The amount compensated (per month) for those receiving Text messages

$10 per month

300

The 3 secondary outcome measures

CADRI, IBS, SSS

400

The Board who determines if an unexpected event is considered an Adverse Event or study-related

DSMB (Data Safety Monitoring Board)

400

Three INCLUSION criteria for SCREENING

1) age 13-17, 2) English speaking, 3) parent/guardian present

400

The amount compensated for 2-, 4-, and 8- month surveys, respectfully

$25, $30, $40

400

The 2 conditions for a flag in the PHQ-9

1) positive answer to SI, 2) sum >= 20

500

The scientific premises of the study (3-fold)

1) peer violence and depression are prevalent, 2) existing preventive interventions not accessible, 3) text interventions may help

500

Four of the 7 EXCLUSION criteria for SCREENING

1) Chief complaint assault, 2) Chief complaint abuse, 3) Chief complaint SI, 4) Emergency psychiatric care, 5) Unable to consent, 6) Police/DCYF custody, 7) In another ED study

500

The total possible amount compensated for completing the study

$140

500

Total number of questions asked at the Baseline survey (within 10 numbers)

128

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