Table 2: The main italian studies from '90 that investigate the outcome of out-of-hospital cardiac arrest with PAD programs.
| City or Region | Time | Population | CA in public (%) | Schockable Rhythm (%) | Bystanders BLS (%) | ROSC (%) | Survival (%) |
| Torino(7) | 1992-1994 | BW-OHCA | 14 | 32 | 28 | 18 | 9.7 |
| Mestre(8) | 1996-1997 | BW-OHCA | ND | 73 | 40 | 33 | 13 |
| Piacenza(9) | 1999-2000 | A-OHCA | 13 | 24 | ND | 13 | 11 |
| Brescia(10) | 1997-2002 | A-OHCA | 14 | 30 | 21 | 10 | 4.4 |
| Forlì(11) | 1994-2005 | BW-OHCA | 26 | 38 | ND | ND | 15 |
| Friuli Venezia Giulia(12) | 1994 and 2003-2004 | Non-EMS W-OHCA | 23 | 20 | 25 | 27 | 10.3 |
| Lombardia(13) | 2000 and 2003 | A-OHCA | 25 | 14 | 22 | 24 | 3.4 |
| Cernusco sul Naviglio(14) | 2003-2004 | S-OHCA | ND | 14 | 22 | 24 | 3.4 |
| Bologna(15) | 2004-2007 | AW-OHCA | 80 | 33 | 50 | 34 | 10 |
CA: Cardiac arrest; BLS: Basic life support; ROSC: Return of spontaneus circulation; BW-OHCA: Bystander witnessed out-of-hospital cardiac arrest; PAD: Public access to defibrillation; A-OHCA: All out-of-hospital cardiac arrest; Non-EMS W-OHCA: Non emergency medical service witnessed out-of-hospital cardiac arrest; S-OHCA: Out-of-hospital cardiac arrest with shockable rhythms; AW-OHCA: All witnessed out-of-hospital cardiac arrest.