Table 1.
Patient demographics, temporal trends, and process variables.
| Overall n = 217 | Survivors n = 60 | Non-survivors n = 157 | Survival Rate, % (95% CI) | p | |
|---|---|---|---|---|---|
| Gender, n | <0.05 | ||||
| Male | 158 | 38 | 120 | 24.1 (18.0–31.3) | |
| Female | 54 | 21 | 33 | 38.9 (27.0–52.2) | |
| Unknown | 5 | 1 | 4 | 20.0 (2.0–64.0) | |
| Median age, years (IQR) | 52 (45–62) | 51 (45–60) | 53 (45–62) | ||
| Median weight, kg (IQR) | 80 (70–90) | 75 (67–90) | 80 (70–91) | ||
| Unknown weight, n (%) | 19 (8.8) | 2 (3.3) | 17 (10.8) | ||
| Race, n | >0.05 | ||||
| White | 150 | 44 | 106 | 29.3 (22.6–37.1) | |
| Asian | 42 | 12 | 30 | 28.6 (17.1–43.7) | |
| Black | 10 | 3 | 7 | 30.0 (10.3–60.8) | |
| Unknown | 8 | 0 | 8 | 0.0 (0.0–29.3) | |
| Other | 5 | 1 | 4 | 20.0 (2.0–64.0) | |
| Hispanic | 2 | 0 | 2 | 0.0 (0.0–63.1) | |
| Region, n | >0.05 | ||||
| Europe | 101 | 31 | 70 | 30.7 (22.5–40.3) | |
| Asia-Pacific | 62 | 16 | 46 | 25.8 (16.5–38.0) | |
| North America | 53 | 13 | 40 | 24.5 (14.8–37.7) | |
| Unknown | 1 | 0 | 1 | 0.0 (0.0–77.7) | |
| Year, n | >0.05 | ||||
| 2010 | 2 | 0 | 2 | 0.0 (0.0–63.1) | |
| 2011 | 11 | 2 | 9 | 18.2 (4.0–48.9) | |
| 2012 | 23 | 7 | 16 | 30.4 (15.4–51.1) | |
| 2013 | 30 | 12 | 18 | 40.0 (24.6–57.7) | |
| 2014 | 43 | 14 | 29 | 32.6 (20.4–47.6) | |
| 2015 | 83 | 17 | 66 | 20.5 (13.1–30.5) | |
| 2016 (Jan–July) | 25 | 8 | 17 | 32.0 (17.1–51.7) | |
| Total number of cannulas placed, n (%) | 428 | 118 | 310 | >0.05 | |
| Patients with 2 cannulas placed | 193 (88.9) | 54 (90) | 139 (88.5) | 28.0 (22.1–34.7) | |
| Patients with 3 cannulas placed | 22 (10.1) | 6 (10) | 16 (10.2) | 27.3 (12.9–48.4) | |
| Other | 2 (0.9) | 0 | 2 (1.3) | ||
| Cannulation Technique, n (%) | <0.05 | ||||
| Percutaneous | 304 (71.0) | 74 (62.7) | 230 (74.2) | 24.3 (19.8–29.5) | |
| Other/Unknown | 124 (29.0) | 44 (37.3) | 80 (25.8) | 35.5 (27.6–44.2) | |
| Arterial Cannula Location, n (%) | 215 | 60 | 155 | >0.05 | |
| Femoral Artery | 212 (98.6) | 59 (98.3) | 153 (98.7) | ||
| Right | 124 (57.7) | 36 (60) | 88 (56.8) | 29.0 (21.7–37.6) | |
| Left | 88 (40.9) | 23 (38.3) | 65 (41.9) | 26.1 (18.0–36.2) | |
| Aorta | 2 (0.9) | 1 (1.7) | 1 (0.6) | 50.0 (9.4–90.6) | |
| Common Carotid Artery | 1 (0.5) | 0 | 1 (0.6) | 0.0 (0.0–83.2) | |
| Venous Cannula Location, n (%) | 207 | 56 | 151 | >0.05 | |
| Femoral Vein | 198 (95.7) | 52 (92.9) | 146 (96.7) | ||
| Right | 136 (65.7) | 32 (57.1) | 104 (68.9) | 23.5 (17.1–31.4) | |
| Left | 62 (30) | 20 (35.7) | 42 (27.8) | 32.3 (21.9–44.7) | |
| Right Atrium | 3 (1.4) | 2 (3.6) | 1 (0.7) | 66.7 (20.2–94.4) | |
| Internal Jugular Vein | 6 (2.9) | 2 (3.6) | 4 (2.6) | 33.3 (9.2–70.4) | |
| Cannula Site Listed as “Other, n¨ | 6 | 2 | 4 |
CI = confidence interval, IQR = interquartile range, kg = kilograms.