Table 3.
Rules for Good CPC by 1:1 Resampling for Association Rules Mining
| {Conditions} ≤{Outcome} | Support | Confidence | Lift |
|---|---|---|---|
| {Witness=Y} ≤ {CPC=gCPC} | 0.425 | 0.720 | 1.439 |
| {Ever ROSC=Y} ≤ {CPC=gCPC} | 0.344 | 0.917 | 1.833 |
| {Mechanical CPR =N} ≤ {CPC=gCPC} | 0.203 | 0.730 | 1.461 |
| {Witness=Y, Cancer=N, Epinephrine=0} ≤ {CPC=gCPC} | 0.338 | 0.715 | 1.430 |
| {Gender=M, Witness=Y} ≤ {CPC=gCPC} | 0.309 | 0.712 | 1.424 |
| {AED Rhythm=Shockable} ≤ {CPC=gCPC} | 0.275 | 0.807 | 1.615 |
| {Location=Public} ≤ {CPC=gCPC} | 0.250 | 0.755 | 1.509 |
| {Hospital Level=CAC, Witness=Y} ≤ {CPC=gCPC} | 0.244 | 0.736 | 1.472 |
| {Response Time=1~5 mins, Witness=Y} ≤ {CPC=gCPC} | 0.219 | 0.700 | 1.400 |
| {Witness=Y, Bystander CPR=Y, Airway=BVM, Cancer=N} ≤ {CPC=gCPC} | 0.219 | 0.707 | 1.414 |
| {Age=45~65 y/o, Witness=Y} ≤ {CPC=gCPC} | 0.209 | 0.761 | 1.523 |
Notes: Model setting: min support=0.2, min confidence=0.7; listing in the raw output with original variable names from the dataset.
Abbreviations: gCPC, Good Cerebral Performance Category; ROSC, return of spontaneous circulation; CAC, cardiac arrest center; AED, automated external defibrillator; BVM, bag valve mask; CPR, cardiopulmonary resuscitation.