Table 1 .
Comparison of demographic and admission variables, grouped by whether patients underwent CT-A
| Variable | All patients n=930 |
CT-A group n=93 |
No CT-A group n=837 |
p-value |
|---|---|---|---|---|
| Age, median (IQR) | 71.0 (54.0–83.0) | 74.0 (65.5–86.0) | 70.0 (52.5–84.0) | 0.018* |
| Gender male – n (%) | 474 (51.0) | 63 (70.0) | 411 (49.1) | 0.002* |
| Antiplatelets – n (%) | 98 (10.5) | 15 (16.1) | 83 (9.9) | 0.094 |
| Anticoagulants – n (%) | 47 (5.32) | 8 (8.60) | 39 (4.65) | 0.162 |
| Requiring red cell transfusion – n (%) | 179 (19.2) | 67 (72%) | 112 (13.4) | <0.001* |
| Median haemoglobin g/l (IQR) | 103 (83.0–129) | 80.0 (67.0–91.0) | 108 (87–132) | <0.001* |
| Episode of hypotension – n (%) | 115 (12.4) | 36 (43.0) | 79 (9.4) | <0.001* |
All data given to three significant figures.
CT-A = CT angiography; g/l = grams/litre; IQR = inter-quartile range. Hypotension defined as systolic blood pressure <90mmHg.
*Significant p-value.