Table 3.
Prevalence Rates of Recommended Strategies for Hospitals by Timing of Enrollment with the Door-to-Balloon Alliance
| Recommended Strategy | First Set of Hospitals (n = 200) | Second Set of Hospitals (n = 200) | Third Set of Hospitals (n = 200) | Last Set of Hospitals (n = 197) | Overall Chi-Square P value | ||||
|---|---|---|---|---|---|---|---|---|---|
| n | % | n | % | n | % | n | % | ||
| Emergency medicine activates the catheterization laboratory. | |||||||||
| Yes | 114 | 57.0 | 93 | 46.5 | 90 | 45.0 | 77 | 39.1 | .010 |
| No | 80 | 40.0 | 101 | 50.5 | 100 | 50.0 | 106 | 53.8 | |
| Unknown | 6 | 3.0 | 6 | 3.0 | 10 | 5.0 | 14 | 7.1 | |
| One call actives the catheterization laboratory. | |||||||||
| Yes | 66 | 33.0 | 59 | 29.5 | 42 | 21.0 | 38 | 19.3 | .008 |
| No | 134 | 67.0 | 141 | 70.5 | 158 | 79.0 | 159 | 80.7 | |
| Catheterization laboratory team is ready within 20–30 minutes of initial page. | |||||||||
| Yes | 160 | 80.0 | 158 | 79.0 | 150 | 75.0 | 139 | 70.6 | .411 |
| No | 34 | 17.0 | 32 | 16.0 | 31 | 15.5 | 41 | 20.8 | |
| Unknown | 6 | 3.0 | 10 | 5.0 | 19 | 9.5 | 17 | 8.6 | |
| Prompt data feedback is given (within 1 week). | |||||||||
| Yes | 126 | 63.0 | 105 | 52.5 | 83 | 41.5 | 95 | 48.2 | .002 |
| No | 55 | 27.5 | 62 | 31.0 | 83 | 41.5 | 67 | 34.0 | |
| Unknown | 19 | 9.5 | 33 | 16.5 | 34 | 17.0 | 35 | 17.8 | |
| Pre-hospital electrocardiogram is used to activate the catheterization laboratory. | |||||||||
| Yes | 68 | 34.0 | 56 | 28.0 | 47 | 23.5 | 46 | 23.4 | .094 |
| No | 125 | 62.5 | 131 | 65.5 | 138 | 69.0 | 135 | 68.5 | |
| Unknown | 6 | 3.0 | 13 | 6.5 | 15 | 7.5 | 16 | 8.1 | |