Table 1.

Severity assessment of chronic nodular prurigo (CNPG) with the Investigator’s Global Assessment for chronic prurigo

Severity	Definition
Clear	No pruriginous lesions (0 lesions)
Almost clear	Rare palpable pruriginous lesions (approximately 1–5 lesions)
Mild	Few palpable pruriginous lesions (approximately 6–19 lesions)
Moderate	Many palpable pruriginous lesions (approximately 20–100 lesions)
Severe	Abundant palpable pruriginous lesions (over 100 lesions)