PNA occurring ≥ 48 hr after admission, which was not incubating at the time of admission.

PNA within 48 hr of admission in any patient who:

  • Was hospitalized in a acute care facility ≥ 2 days within last 90 days

  • Resides in a long term care facility

  • Received ABX therapy within the past 30 days

  • Is receiving chronic hemodialysis, wound care, or home infusion therapy

PNA occurring ≥ 48-72 hr after endotracheal intubation