Parents reported on their parenting skills using a version of the Parenting Young Children Questionnaire (PARYC). The PARYC version adapted for this study was a 21-item questionnaire. Parents were asked to indicate the extent to which statements were true of their child's behavior in the past month using a 5-pt scale (never, rarely, sometimes, often, and very often). Scores for each item ranged from 0-4, and scores were averaged to create a total score. High scores indicate greater parenting skills.

Parents reported on their family relationships using a "family togetherness" scale adapted from the Community Action for Successful Youth (CASEY) questionnaire. The scale used for this study consisted of 3 items. Parents were asked to indicate the extent to which statements were true of their experience in the past month using a 5-pt scale (never true, sometimes true, true about half the time, often true, and always true). Scores ranged from 1-5. High scores indicate greater positive family relationships.

Parents reported on their family conflict using a "family conflict" scale adapted from the Community Action for Successful Youth (CASEY) questionnaire. The scale used for this study consisted of 4 items. Parents were asked to indicate the extent to which statements were true of their experience in the past month using a 7-pt scale (never, once, twice, 3 times, 4 or 5 times, 6 or 7 times and more than 7 times). Scores for each item ranged from 0-6, and scores were averaged to create a total score. High scores indicate increased family conflict.

Youth reported on their depressive symptoms using the Patient Health Questionnaire (PHQ-9), a 9-item brief depression screening questionnaire modified for teen use. Youth were asked to indicate the extent to which statements were true of their mood in the past two weeks using a 4-pt scale (not at all, several days, more than half the days, nearly every day). Scores for each item ranged from 1-4, and scores were averaged to create a total score. High scores indicate greater depressive symptoms.

Youth reported on their family relationships using a "family togetherness" scale adapted from the Community Action for Successful Youth (CASEY) questionnaire. The scale used for this study consisted of 3 items. Youth were asked to indicate the extent to which statements were true of their experience in the past month using a 5-pt scale (never true, sometimes true, true about half the time, often true, and always true). Scores ranged from 1-5. High scores indicate greater positive family relationships.

Youth reported on their family conflict using a "family conflict" scale adapted from the Community Action for Successful Youth (CASEY) questionnaire. The scale used for this study consisted of 4 items. Youth were asked to indicate the extent to which statements were true of their experience in the past month using a 7-pt scale (never, once, twice, 3 times, 4 or 5 times, 6 or 7 times and more than 7 times). Scores ranged from 1-7. High scores indicate increased family conflict.

Total of all reporting groups

Total participant population is comprised of parent and youth participants combined.

At baseline there were 87 families in the waitlist control condition and 74 in the FCU Online + Coach condition. Of the 87 families in the waitlist control condition, 87 parent/caregivers participated and 79 youth participated. Of the 74 families in the FCU Online + Coach condition, 74 parent/caregivers participated and 68 youth participated. Data entered in this section represent individuals, not dyads.

At baseline there were 87 families in the waitlist control condition and 74 in the FCU Online + Coach condition. Of the 87 families in the waitlist control condition, 87 parent/caregivers participated and 79 youth participated. Of the 74 families in the FCU Online + Coach condition, 74 parent/caregivers participated and 68 youth participated. Data entered in this section represent individuals, not dyads.

Parents in this arm will receive access to the FCU Online website and telehealth coaching/ support provided by a trained mental health provider. The FCU Online website includes a brief 5-minute assessment, feedback on parents' responses, and online tools to support parenting in areas that were identified as challenges by the assessment. These tools include videos, animated videos, parenting tips, and interactives to help practice parenting skills.Telehealth coaching sessions will focus on Healthy Behaviors, Positive Parenting, Rules and Consequences, School Support, and Communication.

Family Check-Up: This intervention includes access to the Family Check-Up Online website and telehealth coaching provided by trained mental health providers. A minimum of 5 coaching sessions will be offered.

Parents reported on their parenting stress using the Parenting Stress Index (PSI), a 14-item questionnaire. Parents were asked to indicate the extent to which statements were true of their experience in the past month using a 5-pt scale (never, almost never, sometimes, fairly often, very often). Scores ranged from 0-4. High scores indicate greater parenting stress.

Number of participants differs between baseline and follow-up waves due to attrition (e.g., participants not returning follow-up surveys).

Parents reported on their child's problem behavior using the Strengths and Difficulties Questionnaire (SDQ), a 25-item brief behavioral screening questionnaire that consists of 5 subscales with 5 questions each. The 5 subscales are conduct problems, emotional problems, hyperactivity, peer problems, and prosocial behavior. Parents were asked to indicate the extent to which statements were true of their child's behavior in the past month using a 3-pt scale (not true, somewhat true, and certainly true). Response options for each item ranged from 0-2. Subscale totals were created by summing responses for a possible range of 0-10 for each subscale. The sums from each subscale were summed to create a composite score. High scores indicate greater conduct problems.

Number of participants differs between baseline and follow-up waves due to attrition (e.g., participants not returning follow-up surveys).

Parents reported on their child's depressive symptoms using the Patient Health Questionnaire (PHQ-9), a 9-item brief depression screening questionnaire. Parents were asked to indicate the extent to which statements were true of their child's mood in the past two weeks using a 4-pt scale (not at all, several days, more than half the days, nearly every day). Scores ranged from 0-3. High scores indicate greater depressive symptoms.

Number of participants differs between baseline and follow-up waves due to attrition (e.g., participants not returning follow-up surveys).

Parents reported on their parenting skills using a version of the Parenting Young Children Questionnaire (PARYC). The PARYC version adapted for this study was a 21-item questionnaire. Parents were asked to indicate the extent to which statements were true of their child's behavior in the past month using a 5-pt scale (never, rarely, sometimes, often, and very often). Scores for each item ranged from 0-4, and scores were averaged to create a total score. High scores indicate greater parenting skills.

Number of participants differs between baseline and follow-up waves due to attrition (e.g., participants not returning follow-up surveys).

Parents reported on their family relationships using a "family togetherness" scale adapted from the Community Action for Successful Youth (CASEY) questionnaire. The scale used for this study consisted of 3 items. Parents were asked to indicate the extent to which statements were true of their experience in the past month using a 5-pt scale (never true, sometimes true, true about half the time, often true, and always true). Scores ranged from 1-5. High scores indicate greater positive family relationships.

Number of participants differs between baseline and follow-up waves due to attrition (e.g., participants not returning follow-up surveys).

Parents reported on their family conflict using a "family conflict" scale adapted from the Community Action for Successful Youth (CASEY) questionnaire. The scale used for this study consisted of 4 items. Parents were asked to indicate the extent to which statements were true of their experience in the past month using a 7-pt scale (never, once, twice, 3 times, 4 or 5 times, 6 or 7 times and more than 7 times). Scores for each item ranged from 0-6, and scores were averaged to create a total score. High scores indicate increased family conflict.

Number of participants differs between baseline and follow-up waves due to attrition (e.g., participants not returning follow-up surveys).

Youth reported on their depressive symptoms using the Patient Health Questionnaire (PHQ-9), a 9-item brief depression screening questionnaire modified for teen use. Youth were asked to indicate the extent to which statements were true of their mood in the past two weeks using a 4-pt scale (not at all, several days, more than half the days, nearly every day). Scores for each item ranged from 1-4, and scores were averaged to create a total score. High scores indicate greater depressive symptoms.

Number of participants differs between baseline and follow-up waves due to attrition (e.g., participants not returning follow-up surveys).

Youth reported on their family relationships using a "family togetherness" scale adapted from the Community Action for Successful Youth (CASEY) questionnaire. The scale used for this study consisted of 3 items. Youth were asked to indicate the extent to which statements were true of their experience in the past month using a 5-pt scale (never true, sometimes true, true about half the time, often true, and always true). Scores ranged from 1-5. High scores indicate greater positive family relationships.

Number of participants differs between baseline and follow-up waves due to attrition (e.g., participants not returning follow-up surveys).

Youth reported on their family conflict using a "family conflict" scale adapted from the Community Action for Successful Youth (CASEY) questionnaire. The scale used for this study consisted of 4 items. Youth were asked to indicate the extent to which statements were true of their experience in the past month using a 7-pt scale (never, once, twice, 3 times, 4 or 5 times, 6 or 7 times and more than 7 times). Scores ranged from 1-7. High scores indicate increased family conflict.

Number of participants differs between baseline and follow-up waves due to attrition (e.g., participants not returning follow-up surveys).

Includes parents randomized to FCU Online + Coaching.

Includes youth randomized to waitlist control.

Includes youth randomized to FCU Online + Coaching.