Table 2.
Checklist Descriptive Statistics and Reliabilities*
| Scenario | Pretest (3 Stations, n=41) | Matched posttest (3 Stations, n=41) | Complete posttest (6 Stations, n=41) |
|---|---|---|---|
| Mean (SD) | Mean (SD) | Mean (SD) | |
| Asystole (n†=17) | |||
| κ¯n=0.82,‡α=0.53,§ MPS=74.3 | 72.3 (12.6) | 91.9 (6.3) | 92.4 (5.8) |
| Ventricular fibrillation (n†=31) | |||
| κ¯n=0.86,‡α=0.82,§ MPS=76.4 | 75.4 (8.2) | 87.6 (6.5) | 86.0 (10.8) |
| Supraventricular tachycardia (n†=30) | |||
| κ¯n=0.82,‡α=0.68,§ MPS=72.4 | 72.3 (11.2) | 89.0 (5.4) | 88.2 (6.0) |
| Ventricular tachycardia (n†=22) | |||
| κ¯n=0.93,‡α=0.50,§ MPS=74.4 | 83.1 (8.8) | 92.9 (7.4) | 93.8 (6.7) |
| Symptomatic bradycardia (n†=19) | |||
| κ¯n=0.79,‡α=0.32,§ MPS=71.5 | 59.7 (8.1) | 85.8 (8.6) | 84.0 (8.7) |
| Pulseless electrical activity (n†=16) | |||
| κ¯n=0.84,‡α=0.43,§ MPS=76.6 | 75.6 (10.3) | 90.1 (5.9) | 89.1 (5.4) |
*
Tabular entries=percentage correct
†
n=number of checklist items
‡
κ¯n=mean kappa inter-rater reliability coefficient
§
α=internal consistency coefficient Cronbach alpha
MPS, minimum passing score