Research Article
Effect of Coronary Computed Tomography Angiography Disease Burden on the Incidence of Recurrent Chest Pain
Table 2
Reevaluations for chest pain based on CCTA disease burden.
| | No CAD = 52 | Nonobstructive CAD = 91 | Obstructive CAD = 31 | value |
| Age, years | 52.8 ± 11.7 | 58.8 ± 13.5 | 56.4 ± 12.7 | 0.029 | Male, (%) | 23 (44.2) | 46 (50.5) | 18 (58.1) | 0.470 | Repeat testing, (%) | 19 (36.5) | 50 (54.9) | 21 (67.7) | 0.015 | Repeat tests per patient | 0.4 ± 0.5 | 0.7 ± 0.7 | 0.8 ± 0.7 | 0.006 | Cost of additional testing per patient | $98 | $226 | $255 | 0.001 | Mean time to 1st reevaluation, days | 348 ± 375 | 355 ± 314 | 330 ± 332 | 0.938 | Hospitalization at 1st reevaluation, (%) | 18 (34.6) | 49 (53.8) | 18 (58.1) | 0.046 | 1st reevaluation mean LOS, days | 1.2 ± 0.5 | 1.3 ± 0.7 | 1.6 ± 1.0 | 0.810 | 2nd reevaluation, (%) | 19 (36.5) | 30 (33.0) | 8 (25.8) | 0.601 | Mean time to 2nd reevaluation, days | 567 ± 410 | 581 ± 301 | 439 ± 322 | 0.580 | Hospitalizations at 2nd reevaluation, | 8 (15.4) | 11 (12.1) | 5 (16.1) | 0.788 | 2nd reevaluation mean LOS, days | 1.4 ± 0.7 | 1.6 ± 1.0 | 1.8 ± 1.8 | 0.810 | 3rd reevaluation, (%) | 4 (7.7) | 8 (8.8) | 3 (9.7) | 0.949 | Mean time to 3rd reevaluation, days | 592 ± 451 | 658 ± 425 | 485 ± 461 | 0.843 | Hospitalizations at 3rd reevaluation, | 0 (0) | 0 (0) | 0 (0) | n/a | 3rd reevaluation mean LOS, days | n/a | 1.0 ± 0.0 | 1.0 ± 0.0 | 1.000 | 4th reevaluation, | 0 (0) | 3 (3.3) | 1 (3.2) | 0.418 | Mean time to 4th reevaluation, days | n/a | 1008 ± 354 | 180 ± 0 | 0.180 | Hospitalizations at 4th reevaluation, | 0 | 2 (3.3) | 0 | 0.249 | 4th reevaluation mean LOS, days | n/a | 1.0 ± 0.0 | n/a | n/a |
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