Table 2

Case definition items to be included in a questionnaire instrument for epidemiology research
Questions about pain characteristics:
Prickling, tingling, pins and needles
Pain evoked by light touch
Electric shocks or shooting pain
Hot or burning pain
Brush allodynia on self examination
Question eliciting a relevant patient history
Items that might be included (>30% but <70% consensus)
Questions about pain characteristics:
Pain evoked by heat or cold
Pain continuing after stimulus
Surface pain
Pain evoked by mild pressure
Question about the site of pain

Smith et al.

Smith et al. BMC Neurology 2012 12:29   doi:10.1186/1471-2377-12-29

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