Table 1:
US News and World Report variable analysis: Examination of 16 distinct categories for quintile comparison
| Variable | Total (N = 87) | Group 1 (N = 10) | Group 2 (N = 10) | Group 3 (N = 10) | Group 4(N = 10) | Group 5(N = 10) | ANOVA/ χ2 test | Wilcoxon/ Kruskal–Wallis test |
|---|---|---|---|---|---|---|---|---|
| US News specialty score, n | 50 | 10 | 10 | 10 | 10 | 10 | < 0.0001a | < 0.0001a |
| Mean (SD) | 66.0 (9.2) | 81.2 (8.6) | 68.0 (1.3) | 62.9 (1.4) | 60.1 (0.7) | 57.7 (0.5) | ||
| Median (IQR) | 62.6 (59.8, 69.2) | 80.5 (73.6, 84.8) | 67.8 (66.8, 69.2) | 62.6 (61.9, 63.3) | 60.1 (59.8, 60.9) | 57.7 (57.4, 58.0) | ||
| Median (range) | 62.6 (57.1, 100.0) | 80.5 (72.6, 100.0) | 67.8 (66.5, 70.2) | 62.6 (61.6, 66.2) | 60.1 (58.9, 61.1) | 57.7 (57.1, 58.8) | ||
| Patient experience, n (%) | 0.65 | 0.65 | ||||||
| 2 | 3 (6.0) | 0 (0.0) | 0 (0.0) | 1 (10.0) | 1 (10.0) | 1 (10.0) | ||
| 3 | 7 (14.0) | 1 (10.0) | 1 (10.0) | 1 (10.0) | 1 (10.0) | 3 (30.0) | ||
| 4 | 30 (60.0) | 6 (60.0) | 7 (70.0) | 6 (60.0) | 8 (80.0) | 3 (30.0) | ||
| 5 | 10 (20.0) | 3 (30.0) | 2 (20.0) | 2 (20.0) | 0 (0.0) | 3 (30.0) | ||
| Public transparency, n (%) | 0.54 | 0.54 | ||||||
| 2 | 2 (4.0) | 0 (0.0) | 1 (10.0) | 0 (0.0) | 1 (10.0) | 0 (0.0) | ||
| 3 | 48 (96.0) | 10 (100.0) | 9 (90.0) | 10 (100.0) | 9 (90.0) | 10 (100.0) | ||
| 30-d survival, n (%) | ||||||||
| 5 | 50 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | ||
| Discharging patients, n (%) | ||||||||
| 5 | 50 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | ||
| Intensives, n (%) | ||||||||
| Yes | 50 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | ||
| STS transparency, n (%) | 0.54 | 0.54 | ||||||
| No | 2 (4.0) | 0 (0.0) | 1 (10.0) | 0 (0.0) | 1 (10.0) | 0 (0.0) | ||
| Yes | 48 (96.0) | 10 (100.0) | 9 (90.0) | 10 (100.0) | 9 (90.0) | 10 (100.0) | ||
| ACC transparency, n (%) | 0.40 | 0.40 | ||||||
| Yes | 49 (98.0) | 10 (100.0) | 9 (90.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | ||
| Yes | 1 (2.0) | 0 (0.0) | 1 (10.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | ||
| Advanced technologies, n (%) | 0.05a | 0.05a | ||||||
| 5 | 12 (24.0) | 0 (0.0) | 1 (10.0) | 4 (40.0) | 2 (20.0) | 5 (50.0) | ||
| 6 | 38 (76.0) | 10 (100.0) | 9 (90.0) | 6 (60.0) | 8 (80.0) | 5 (50.0) | ||
| Patient services, n (%) | ||||||||
| 8 | 50 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | ||
| Trauma center, n (%) | 0.20 | 0.20 | ||||||
| No | 9 (18.0) | 1 (10.0) | 4 (40.0) | 2 (20.0) | 0 (0.0) | 2 (20.0) | ||
| Yes | 41 (82.0) | 9 (90.0) | 6 (60.0) | 8 (80.0) | 10 (100.0) | 8 (80.0) | ||
| Recognized as magnet hospital, n (%) | 0.43 | 0.43 | ||||||
| 0 | 4 (8.0) | 0 (0.0) | 0 (0.0) | 1 (10.0) | 1 (10.0) | 2 (20.0) | ||
| 1 | 46 (92.0) | 10 (100.0) | 10 (100.0) | 9 (90.0) | 9 (90.0) | 8 (80.0) | ||
| Current AHA responder, n (%) | ||||||||
| Yes | 50 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | 10 (100.0) | ||
| Number of patients, N | 50 | 10 | 10 | 10 | 10 | 10 | 0.004a | 0.05a |
| Mean (SD) | 8807.6 (4434.2) | 13,370.5 (5587.0) | 7798.9 (3491.1) | 8265.0 (3736.0) | 7913.4 (3456.6) | 6690.1 (2698.3) | ||
| Median (IQR) | 8234.0 (5422.0, 12,190.0) | 13,061.0 (8293.0, 17,714.0) | 7690.5 (4830.0, 10,150.0) | 8357.0 (4162.0, 12,286.0) | 8054.5 (5918.0, 9269.0) | 6244.0 (4637.0, 7253.0) | ||
| Median (range) | 8234.0 (2468.0, 22,840.0) | 13,061.0 (5340.0, 22,840.0) | 7690.5 (2468.0, 12,797.0) | 8357.0 (3653.0, 13,575.0) | 8054.5 (3143.0, 15,349.0) | 6244.0 (3168.0, 12,325.0) | ||
| Nurse staffing, n | 50 | 10 | 10 | 10 | 10 | 10 | 0.53 | 0.48 |
| Mean (SD) | 2.4 (0.4) | 2.6 (0.3) | 2.5 (0.4) | 2.3 (0.5) | 2.3 (0.3) | 2.3 (0.5) | ||
| Median (IQR) | 2.4 (2.1, 2.7) | 2.5 (2.4, 2.7) | 2.4 (2.2, 2.5) | 2.1 (2.0, 2.8) | 2.4 (2.2, 2.6) | 2.2 (2.0, 2.7) | ||
| Median (range) | 2.4 (1.4, 3.2) | 2.5 (2.0, 3.1) | 2.4 (2.0, 3.2) | 2.1 (1.7, 3.2) | 2.4 (1.6, 2.7) | 2.2 (1.4, 2.8) | ||
| Expert opinion, n | 50 | 10 | 10 | 10 | 10 | 10 | < 0.0001a | < 0.0001a |
| Mean (SD) | 3.9 (6.0) | 11.8 (9.7) | 3.3 (2.1) | 1.5 (1.0) | 2.1 (1.9) | 0.9 (0.7) | ||
| Median (IQR) | 1.8 (1.0, 3.9) | 8.3 (5.7, 11.6) | 2.5 (1.7, 4.5) | 1.2 (1.0, 1.8) | 1.7 (0.8, 2.2) | 0.7 (0.5, 1.4) | ||
| Median (range) | 1.8 (0.0, 30.5) | 8.3 (3.6, 30.5) | 2.5 (1.2, 7.5) | 1.2 (0.0, 3.4) | 1.7 (0.6, 6.8) | 0.7 (0.2, 2.5) |
a
Statistically significant.
ACC, American College of Cardiology; AHA, American Hospital Association; ANOVA, analysis of variance; IQR, interquartile range; SD, standard deviation; STS, Society of Thoracic Surgery; USNWR/US News, US News and World Report.