Domain | Construct | Measure | Description |
Health behaviours | |||
Physical activity | Global Physical Activity Questionnaire71 | Assesses physical activity at work, during transportation and during leisure; used to calculate metabolic equivalents | |
Smoking | Tobacco use* | Assesses current and past smoking and nicotine use behaviour | |
Alcohol use | Alcohol Use Questionnaire* | Assesses current and past alcohol use, including frequency and amount | |
Sleep | Insomnia Severity Index72 | Assesses the perceived severity of DSM-V chronic insomnia symptoms | |
Snoring, Tired, Observed, Blood Pressure73 | Assesses self-reported symptoms of sleep apnoea; score ≥2 indicative of apnoea risk | ||
Self-Assessment of Sleep* | Assesses sleep quantity and quality during the week and weekends, number of hours needed to feel rested, overall sleep quality and duration of current sleep pattern | ||
Psychosocial stress | |||
Social vigilance | Social Vigilance Questionnaire (SVQ)* | Assesses frequency of vigilant behaviours in social contexts; subscales include: social threats, others’ reactions to self, self | |
Perceived stress | Perceived Stress Scale74 | Assesses perceptions of the frequency of stressful events | |
Job strain | Job Content Questionnaire75 | Assesses psychological dimensions of job environments; subscales include: job demand, job control, job strain | |
Individual differences | |||
Trait negative affect | Eysenck Personality Questionnaire – Neuroticism76 | Assesses trait negative affectivity | |
Trait anger/hostility | Aggression Questionnaire77 | Assesses trait anger and hostility (subscales only) | |
Trait optimism | Life Orientation Test-Revised78 | Assesses dispositional optimism/positivity and dispositional pessimism | |
Trait anxiety | State Trait Anxiety Inventory79 | Assesses individual differences in dispositional anxiety | |
Depressive symptoms | Center for Epidemiological Studies- Depression Scale80 | Assesses depressive symptoms and levels of depression | |
Cognitive rumination | White Bears Suppression Inventory81 | Assesses tendency to suppress thoughts | |
Social functioning | |||
Perceived social support | Interpersonal Support Evaluation List 82 | Assesses perceived social support; subscales include: appraisal, belonging, tangible | |
Perceived discrimination | The Everyday Discrimination Scale (EF)83 | Assesses frequency of perceived unfairness and attributions for such treatment (eg, race/ethnicity, age, gender and so on) | |
Relationship distress | Marital Satisfaction Inventory84 85 | Assesses degree of marital distress; subscales include: disaffection, disharmony | |
Relationship ambivalence | Social Relationships Index86 | Assesses positive and negative dimensions of interpersonal relationships |
DSM-V, Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition
* measure developed for this study