Table 1.

List of irritation subqualities and definitions provided to participants during task orientation

Burning	The sensation that commonly results from exposure to very high temperatures (i.e., thermal burns), skin abrasions (e.g., run or floor burns), or chemical irritants (e.g., alcohol) may or may not be accompanied by a thermal sensation
Stinging/Pricking	Sharp sensations similar to those produced by an insect bite—other than itching—or a pinprick may be constant (stinging) or brief (pricking)
Itching	The sensation that provokes the desire to scratch
Tingling	A lively pins and needles sensation
Warm/Hot	Sensations of mild (warm) or extreme (hot) heating
Numbness	The diffuse (e.g., fuzzy) sensation produced during the onset of an anesthetic (e.g., novocaine); it is “not” the complete absence of sensation
Tickle	The sensation in the back of the mouth or throat that when weak causes the urge to clear the throat and when strong causes coughing

Adapted from Cliff and Green (1996) and Breslin et al. (2001).