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Table 2 Categories and subcategories of the sensory perception quotient (SPQ)

From: The Sensory Perception Quotient (SPQ): development and validation of a new sensory questionnaire for adults with and without autism

Main categories
Touch Hearing Vision Smell Taste
(20)a (20) (20) (16) (16)
Subcategories
Pressure (5) Amplitude (5) Acuity (5) Social (4) Salty (4)
Temperature (5) Frequency (5) Brightness (5) Danger (4) Sweet (4)
Pain (5) Vestibular (5) Colour (5) Food (4) Sour (4)
Vibration (5) Complexity (5) Motion (5) Neutral (4) Bitter (4)
  1. aIn brackets is the number of items per category.