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What it measures:

The British Columbia Postconcussion Sympton Inventory (BC-PSI) is a 16-item questionnaire, which includes 13 postconcussive syndrome symptoms (PCS) and 3 daily life problems: (1) the past effects of alcohol consumption; (2) worrying and/or dwelling on PCS symptoms; and (3) self-perception of brain damage (rated 1 ["not at all"] to 5 ["very much"]). The participant is to consider these items in regard to the past 2 weeks. (1,2) Presence and severity of symptoms using a 6-point Likert scale, with frequency measured 0 ("not at all") to 5 ("constantly"), and intensity measured 0 ("not at all") to 5 ("very severe problem").

The items on the BC-PSI include headaches, dizziness/light-headed, nausea/feeling sick, fatigue, sensitivity to noises, irritability, sadness, nervousness or tension, temper problems, poor concentration, memory problems, difficulty reading, and poor sleep (3)

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