Demographic and Clinical Characteristics | ||||
---|---|---|---|---|
Non-transplant Hospital (n = 197) | Transplant Hospital (n = 78) | Total (n = 275) | p-value | |
Hospitalizations (n,%) | 3893, 49.9% | 3910, 50.1% | ||
Year of admission | < 0.001 | |||
2009 | 1182 (30.4%) | 1349 (34.5%) | 2531 (32.4%) | |
2010 | 1238 (31.8%) | 1155 (29.5%) | 2393 (30.7%) | |
2011 | 1473 (37.8%) | 1406 (36.0%) | 2879 (36.9%) | |
Age, Median (Q1, Q3) | 64 (55.0, 70.0) | 62 (53.0, 69.0) | 63 (54.0, 70.0) | < 0.001 |
Female | 1484 (38.1%) | 1453 (37.2%) | 2937 (37.6%) | 0.37 |
Race, White | 2337 (64.4%) | 2109 (57.4%) | 4446 (60.9%) | < 0.001 |
Cardiovascular Diagnosis | ||||
MI (410.x) | 383 (9.8%) | 305 (7.8%) | 688 (8.8%) | 0.002 |
Stroke (997.x/436/437.1) | 247 (6.3%) | 461 (11.8%) | 708 (9.1%) | < 0.001 |
CHF (428.x) | 2110 (54.2%) | 1968 (50.3%) | 4078 (52.3%) | < 0.001 |
Dysrhythmia (427.x) | 2138 (54.9%) | 2027 (51.8%) | 4165 (53.4%) | 0.006 |
Cardiac arrest (427.5/997.1) | 85 (2.2%) | 102 (2.6%) | 187 (2.4%) | 0.22 |
Malignant HTN (402.x) | 59 (1.5%) | 85 (2.2%) | 144 (1.8%) | 0.03 |
Number of CV diagnosis | 0.02 | |||
1 | 2902 (74.5%) | 3005 (76.9%) | 5907 (75.7%) | |
≥ 2 | 991 (25.5%) | 905 (23.1%) | 1896 (24.3%) | |
Weighted Charlson score | < 0.001 | |||
0 | 467 (12.0%) | 828 (21.2%) | 1295 (16.6%) | |
1 | 471 (12.1%) | 754 (19.3%) | 1225 (15.7%) | |
2 | 1158 (29.7%) | 1102 (28.2%) | 2260 (29.0%) | |
3+ | 1797 (46.2%) | 1226 (31.4%) | 3023 (38.7%) | |
Diabetes mellitus | 2012 (51.7%) | 1959 (50.1%) | 3971 (50.9%) | 0.16 |
Dialysis use in hospital | 749 (19.2%) | 356 (9.1%) | 1105 (14.2%) | < 0.001 |
Admission type | < 0.001 | |||
Emergent/Urgent | 2884 (88.3%) | 2850 (83.1%) | 5734 (85.6%) | |
Elective/Others | 383 (11.7%) | 581 (16.9%) | 964 (14.4%) | |
Transferred in indicator | 302 (7.8%) | 509 (13.0%) | 811 (10.4%) | < 0.001 |
Cardiovascular Procedure (catheter-based or cardiac surgery) | 757 (19.5%) | 772 (19.7%) | 1529 (19.6%) | 0.74 |
Died in hospital | 146 (3.8%) | 117 (3.0%) | 263 (3.4%) | 0.06 |
Facility Structural Characteristics | ||||
Hospital Type | 0.09 | |||
Government, nonfederal | 14 (7.1%) | 12 (15.4%) | 26 (9.5%) | |
Non-profit, non-gov’t | 175 (88.8%) | 62 (79.5%) | 237 (86.2%) | |
Investor-owned | 8 (4.1%) | 4 (5.1%) | 12 (4.4%) | |
Medical/surgical intensive care | 191 (97.0%) | 78 (100.0%) | 269 (97.8%) | 0.12 |
Cardiac intensive care | 141 (71.6%) | 71 (91.0%) | 212 (77.1%) | < 0.001 |
HMO hospital | 17 (8.6%) | 9 (11.5%) | 26 (9.5%) | 0.46 |
PPO hospital | 16 (8.1%) | 3 (3.8%) | 19 (6.9%) | 0.21 |
Specialty cardiology & cardiac surgery services | 186 (94.4%) | 77 (98.7%) | 263 (95.6%) | 0.12 |
Freestanding/Satellite ED hospital | 25 (12.7%) | 6 (7.7%) | 31 (11.3%) | 0.24 |
Multi-detector 64-slice spiral CT | 171 (86.8%) | 75 (96.2%) | 246 (89.5%) | 0.02 |
Radiology interventional therapy | 131 (66.5%) | 73 (93.6%) | 204 (74.2%) | < 0.001 |
Hospital unit inpatient days | < 0.001 | |||
First quartile | 62 (31.5%) | 6 (7.7%) | 68 (24.7%) | |
Second quartile | 58 (29.4%) | 11 (14.1%) | 69 (25.1%) | |
Third quartile | 51 (25.9%) | 18 (23.1%) | 69 (25.1%) | |
Fourth quartile | 26 (13.2%) | 43 (55.1%) | 69 (25.1%) | |
Proportion of hospital unit Medicare discharges | < 0.001 | |||
Median (Q1, Q3) | 0.5 (0.4, 0.5) | 0.4 (0.3, 0.4) | 0.4 (0.4, 0.5) | |
Proportion of hospital unit Medicaid discharges | < 0.001 | |||
Median (Q1, Q3) | 0.1 (0.1, 0.2) | 0.2 (0.2, 0.3) | 0.2 (0.1, 0.2) | |
Number of Operating Rooms | < 0.001 | |||
Median (Q1, Q3) | 14 (10.0, 18.0) | 26 (19.0, 37.0) | 16 (11.0, 24.0) | |
Total surgical operations | < 0.001 | |||
Median (Q1, Q3) | 10,927 | 20,764 | 12,152 | |
(8018, 15,101) | (11,209, 27,502) | (8504, 19,382) | ||
Surgical intensity (Surgical procedures/inpatient beds/year) | 0.31 | |||
Median (Q1, Q3) | 35.3 | 37.8 | 36.5 | |
(26.6, 46.5) | (30.1, 48.4) | (27.6, 47.1) | ||
Hospital total expenses | < 0.001 | |||
First quartile | 62 (31.5%) | 6 (7.7%) | 68 (24.7%) | |
Second quartile | 60 (30.5%) | 9 (11.5%) | 69 (25.1%) | |
Third quartile | 58 (29.4%) | 11 (14.1%) | 69 (25.1%) | |
Fourth quartile | 17 (8.6%) | 52 (66.7%) | 69 (25.1%) | |
Physician FTEs/10 beds | 0.62 | |||
Median | 0.3 | 0.3 | 0.3 | |
Q1, Q3 | 0, 1.1 | 0, 1.7 | 0, 1.2 | |
Range | (0–23.5) | (0–24.6) | (0–24.6) | |
Teaching Status | < 0.001 | |||
Nonteaching | 90 (54.2%) | 18 (24.7%) | 108 (45.2%) | |
Minor teaching | 61 (36.8%) | 15 (20.5%) | 76 (20.6%) | |
Major teaching | 15 (9.0%) | 40 (54.8%) | 55 (54.8%) | |
FTEs nurses/10 beds | < 0.001 | |||
Median | 16.8 | 22.2 | 17.6 | |
Q1, Q3 | 13.8, 19.9 | 17.4, 26.9 | 14.3, 22.3 | |
Range | (0.2–47.3) | (0.2–41.6) | (0.2–47.3) | |
Hospital Process Factors – Timely & Effective Care: Heart Attack | ||||
Fibrinolytic therapy received within 30 min of ED arrival (percentage) | N = 58 | N = 24 | N = 82 | 0.88 |
Median | 50 | 41.5 | 50 | |
Q1, Q3 | 0, 100 | 0, 100 | 0, 100 | |
Aspirin at arrival (percentage) | N = 194 | N = 77 | N = 271 | 0.18 |
Median | 100 | 100 | 100 | |
Q1, Q3 | 99, 100 | 99, 100 | 99, 100 | |
Time to transfer to another facility for acute coronary intervention (minutes) | N = 37 | N = 7 | N = 44 | 0.08 |
Median | 78 | 42 | 73.5 | |
Q1, Q3 | 57, 105 | 30, 121 | 51, 106.5 | |
Time to ECG (minutes) | N = 161 | N = 51 | N = 212 | 0.01 |
Median | 11 | 16 | 12 | |
Q1, Q3 | 8, 18 | 8, 26 | 8, 19 | |
Hospital Mortality and Unplanned Hospital Visits | ||||
Acute myocardial infarction 30-day mortality rate (percentage) | N = 183 | N = 75 | N = 258 | 0.31 |
Median | 16.1 | 15.9 | 16 | |
Q1, Q3 | 15.1, 17.1 | 14.6, 17.4 | 14.9, 17.1 | |
Heart failure 30-day mortality rate (percentage) | N = 186 | N = 76 | N = 262 | 0.10 |
Median | 10.9 | 10.7 | 10.8 | |
Q1, Q3 | 10, 12 | 9.8, 11.8 | 10, 12 | |
Acute myocardial infarction 30-day readmission rate (percentage) | N = 183 | N = 76 | N = 259 | 0.13 |
Median | 20.1 | 20.5 | 20.2 | |
Q1, Q3 | 19.2, 21.4 | 19.7, 21.5 | 19.3, 21.4 | |
Heart failure 30-day readmission rate (percentage) | N = 186 | N = 76 | N = 262 | 0.83 |
Median | 24.7 | 25.0 | 24.8 | |
Q1, Q3 | 23.4, 26.6 | 23.4, 26.8 | 23.4, 26.7 |