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Table 1 Description of variables and data sources used to derive binary measures of adolescent ACEs

From: The validity of the residuals approach to measuring resilience to adverse childhood experiences

ACE

Description

Data Source

Bullying

Five variables on frequency someone threatened/blackmailed, told lies about, put down, upset, peer pressured teenager

Teen Focus Research clinic at 12.5years and 15.5years. Child completed questionnaire 16years

Emotional abuse

Four variables asking if parent or partner has been emotionally cruel to the study child

Mother and partner completed questionnaires at 11years 2months

Emotional neglect

17 variables asking a range of questions on interactions with parent/carers

Teen Focus Research clinic at 12.5years, 13.5years and 15.5years. Child based and child completed questionnaires 16years

Financial difficulties

Six variables on homelessness and inability to pay for food/heating

Mother and partner completed questionnaires at 11years 2months

Parent mental health problems or suicide attempt

14 variables on diagnosed mental health problems, suicide attempts, self harm, and medication for anxiety or depression

Mother, partner and child completed questionnaires at 11years 2months, 12years 1month and 16years

Neighbourhood satisfaction

Four variables of neighbourhood satisfaction

Teen Focus research clinic at 15.5years and child completed questionnaire at 14years

Parent child bond

Three variables measuring how close the partner or mother feels to the study child and a clinic-based measurement of adult/child harmonious interactions

Teen Focus research clinic at 12.5years. Mother and partner completed questionnaires at 12years 1month

Parent convicted offence

Four variables on whether parent or carer convicted of offence

Mother and partner completed questionnaires at 11years 2months and 12years 1month

Parental separation

Six variables on whether parents had divorced or separated

Mother, partner, and child completed questionnaires at 11years 2months and 16years

Physical abuse

Four variables asking if parent or partner has been physically cruel to the study child

Mother and partner completed questionnaires at 11years 2months

Social support—child

Eight variables on number of close friends and satisfaction with friendships

Teen Focus Research clinic at 12.5years, 13.5years and 15.5years

Social support—parent

Two variables on whether the parent has anybody to share feelings with

Mother and partner completed questionnaires at 12years 1month

Household substance abuse

One variable asking if respondent has ever had a drug addiction

Partner completed questionnaire at 11years 2months

Violence between child and partner

Six variables on violence in a romantic relationship

Teen Focus research clinic at 13.5years

Violence between parents

Two variables on physical cruelty between parents

Mother and partner completed questionnaires at 11years 2months