Measurement properties of the Arnetz and Hasson stress questionnaire in Swedish university freshmen.
BACKGROUND: The aim of this study was to evaluate the measurement properties of the Arnetz and Hasson seven-item stress questionnaire in order to select high-risk freshmen for a stress and alcohol intervention research project. METHODS: Two complete cohorts of university freshmen at two universities were asked to participate in an intervention study. All subjects responded to seven Visual Analogue