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Table 1 Validity measure characteristics

From: Psychometric properties of a new self-report measure of medical student stress using classic and modern test theory approaches

  Dimensions Number of items Score range Reliability (Cronbach’s α)
Burnout Measure [15] Emotional Exhaustion 10 1–7 0.85–0.87
PROMIS Anxiety-4 [17, 22] Fear, anxious misery, hyperarousal, and somatic symptoms related to arousal 4 4–20 0.93
Perceived Stress-4 [23] Perceived Stress 4 0–16 0.77
Visual Analog Scale Current Stress Level 1 1–10 n/a