Table 3.
30-day, 90-Day, 180-Day Complication Rates, Length of Stay, and Readmission Rates.
| 30-days | Control (n=125,527) |
Alcohol use (n=657) |
Tobacco/nicotine use (n=20,531) |
Malnutrition (n=3,183) |
Dyslipidemia (n=33,121) |
Primary hypertension (n=85,103) |
|---|---|---|---|---|---|---|
| Complications, n (%) | ||||||
| Myocardial infarction | 475, 0.39% | 0, 0% | 111, 0.54% | 210, 0.79% | 337, 1.02% | 403, 0.47% |
| Acute renal failure | 564, 0.45% | 3, 0.46% | 49, 0.24% | 25, 0.85% | 381, 1.15% | 651, 0.76% |
| Thromboembolic events | 386, 0.31% | 3, 0.46% | 38, 0.19% | 4, 0.13% | 113, 0.34% | 278, 0.33% |
| Death | 78, 0.06% | 1, 0.15% | 14, 0.07% | 2, 0.06% | 34, 0.10% | 54, 0.06% |
| Infection | 1691, 1.35% | 11, 1.67% | 315, 1.53% | 71, 2.20% | 562, 1.70% | 1572, 1.85% |
| Wound disruption | 594, 0.47% | 5, 0.76% | 83, 0.40% | 32, 1.00% | 189, 0.57% | 508, 0.60% |
| Neurological injury | 199, 0.16% | 0, 0% | 42, 0.20% | 10, 0.31% | 50, 0.15% | 115, 0.14% |
| Hardware failure | 447, 0.36% | 1, 0.15% | 51, 0.25% | 7, 0.22% | 114, 0.34% | 307, 0.36% |
| Hematoma formation | 280, 0.22% | 5, 0.76% | 52, 0.25% | 6, 0.19% | 66, 0.20% | 253, 0.30% |
| 90-days | Control (n=100,650) |
Alcohol Use (n=496) |
Tobacco/Nicotine Use (n=16,580) |
Malnutrition (n=2,557) |
Dyslipidemia (n=25,674) |
Primary Hypertension (n=69,246) |
| Complications, n (%) | ||||||
| Myocardial infarction | 710, 0.71% | 0, 0% | 133, 0.8% | 33, 1.29% | 442, 1.72% | 624, 0.9% |
| Acute renal failure | 688, 0.68% | 12, 2.42% | 95, 0.57% | 36, 1.41% | 463, 1.8% | 827, 1.19% |
| Thromboembolic events | 391, 0.39% | 3, 0.6% | 65, 0.39% | 15, 0.59% | 113, 0.44% | 355, 0.51% |
| Death | 110, 0.11% | 8, 1.61% | 11, 0.066% | 11, 0.43% | 41, 0.16% | 85, 0.12% |
| Wound disruption | 718, 0.71% | 6, 1.21% | 112, 0.68% | 43, 1.68% | 237, 0.92% | 624, 0.9% |
| Neurological injury | 192, 0.19% | 0, 0% | 41, 0.25% | 6, 0.23% | 58, 0.23% | 125, 0.18% |
| Hardware failure | 668, 0.66% | 6, 1.21% | 125, 0.75% | 16, 0.63% | 201, 0.78% | 510, 0.74% |
| Hematoma formation | 324, 0.32% | 3, 0.6% | 64, 0.38% | 7, 0.27% | 76, 0.3% | 294, 0.43% |
| 180-days | Control (n=66,980) |
Alcohol Use (n=310) |
Tobacco/Nicotine Use (n=11,312) |
Malnutrition (n=1,689) |
Dyslipidemia (n=16,971) |
Primary Hypertension (n=46,425) |
| Complications, n (%) | ||||||
| Myocardial infarction | 618, 0.92% | 0, 0% | 129, 1.14% | 24, 1.41% | 436, 2.57% | 633, 1.36% |
| Acute renal failure | 641, 0.96% | 6, 1.84% | 99, 0.88% | 28, 1.68% | 402, 2.37% | 703, 1.51% |
| Thromboembolic events | 270, 0.4% | 3, 0.91% | 34, 0.3% | 3, 0.19% | 93, 0.55% | 276, 0.60% |
| Death | 105, 0.16% | 3, 0.92% | 11, 0.09% | 9, 0.54% | 42, 0.25% | 82, 0.18% |
| Wound disruption | 410, 0.61% | 3, 1.05% | 80, 0.71% | 31, 1.84% | 161, 0.95% | 389, 0.84% |
| Neurological injury | 124, 0.19% | 0, 0% | 38, 0.34% | 10, 0.57% | 42, 0.25% | 92, 0.20% |
| Hardware failure | 608, 0.91% | 4, 1.26% | 113, 1% | 11, 0.63% | 193, 1.14% | 471, 1.01% |
| Hematoma formation | 233, 0.35% | 3, 0.99% | 43, 0.38% | 6, 0.33% | 63, 0.37% | 217, 0.47% |
| Length of Stay, Cost, and Readmissions | Control | Alcohol Use | Tobacco/Nicotine Use | Malnutrition | Dyslipidemia | Primary Hypertension |
| Average length of stay (days) ± SD | 3.84 + 4.20 | 6.53 + 8.32 | 3.54 + 4.41 | 9.07 + 13.29 | 4.32 + 4.53 | 4.04 + 4.15 |
| Average cost of index admission (USD) + SD | $36,649 + $26,351 | $45,279 + $39,727 | $32,488 + $21,071 | $59,936 + $57,341 | $35,556 + $24,047 | $34,353 + $23,587 |
| Mean 30-day readmission rate, n (%) | 6,709, 4.84% | 39, 5.94% | 1,057, 5.14% | 210, 6.57% | 2,076, 6.26% | 5,162, 6.07% |
| Mean 90-day readmission rate, n (%) | 8,067, 8.01% | 63, 12.70% | 1,532, 9.24% | 329, 12.87% | 2,768, 10.78% | 7,102, 10.26% |
| Mean 180-day readmission rate, n (%) | 7,375, 11.01% | 56, 18.06% | 1,495, 13.22% | 312, 18.47% | 2,609, 15.37% | 6,732, 14.50% |