There are multiple definitions:

1. time elapsing from the beginning of the P wave to the Junction(English)

   • Cardiology, Electrophysiology
   • https://doi.org….cir.99.11.1508

2. perceptual judgement(English)

   • Brain (dys)function, Decision making, Neurons
   • https://doi.org…24.09.23.614567

3. patient journey(English)

   • comprises days lost due to poor QoL, hospitalization or death, adjusted for intensification of diuretic therapy. It can be considered a variation on quality-adjusted life-years
   • QOL, SNF
   • Personalized approach, Quality of life, Prognosis
   • https://doi.org…LURE.124.012263