Premature Infant Pain Profile (PIPP)

The PIPP is a seven-indicator behavioral and physiological pain assessment tool specifically designed for preterm and full-term infants undergoing painful procedures. Developed by Stevens et al. in 1996, it measures acute procedural pain by integrating gestational age, behavioral state, facial expressions, and vital sign changes. The PIPP has become the most widely validated neonatal acute pain instrument in research and is recommended by major pediatric pain organizations for assessing pain during routine NICU procedures.