Table 1.
Characteristics of patients who underwent CECT scan at the ED
| Before IPW |
After IPW |
|||||
|---|---|---|---|---|---|---|
| transient hypotension | normotension | standardized difference | transient hypotension | normotension | standardized difference | |
| Case | 27 | 235 | ||||
| Age, median (IQR) | 64 (51–76) | 64 (48–77) | 70 (54–78) | 64 (49–77) | ||
| 65-70, n (%) | 2 (7.4) | 18 (7.7) | 0.010 | 18 (8.3) | 23 (8.7) | 0.024 |
| 70-75, n (%) | 3 (11.1) | 19 (8.1) | 0.103 | 15 (6.7) | 21 (8.0) | 0.048 |
| 75-85, n (%) | 4 (14.8) | 43 (18.3) | 0.094 | 48 (21.5) | 48 (18.3) | 0.082 |
| 85-, n (%) | 3 (11.1) | 27 (11.5) | 0.111 | 29 (13.0) | 30 (11.4) | 0.053 |
| Male, n (%) | 19 (70.4) | 171 (72.8) | 0.053 | 170 (76.2) | 191 (72.6) | 0.083 |
| sCr, median (IQR), mg/dL | 0.87 (0.60–1.31) | 0.79 (0.66–1.01) | 0.360 | 0.81 (0.64–1.05) | 0.80 (0.66–1.03) | 0.096 |
| eGFR, median (IQR), mL/min/1.73 m2 | 66 (45–95) | 74 (55–91) | 0.151 | 72 (48–95) | 73 (54–91) | 0.021 |
| eGFR <60 mL/min/1.73 m2, n (%) | 12 (44.4) | 67 (28.5) | 0.336 | 75 (29.1) | 79 (30.3) | 0.026 |
| eGFR <30 mL/min/1.73 m2, n (%) | 4 (14.8) | 9 (3.8) | 0.385 | 11 (4.9) | 14 (5.3) | 0.018 |
| Anaemia, n (%) | 12 (44.4) | 111 (47.2) | 0.056 | 100 (44.8) | 124 (47.1) | 0.046 |
| Comorbidities, n (%) | ||||||
| CHF/CAD | 2 (7.4) | 30 (12.8) | 0.179 | 25 (11.2) | 22 (8.4) | 0.096 |
| Diabetes | 3 (11.1) | 31 (13.2) | 0.064 | 30 (13.5) | 34 (12.9) | 0.016 |
| Stroke | 3 (11.1) | 24 (10.2) | 0.029 | 22 (9.9) | 27 (10.3) | 0.013 |
| APACHE II score ≥ 18, n (%) | 8 (29.6) | 34 (14.5) | 0.372 | 41 (18.4) | 46 (17.5) | 0.023 |
APACHE II score, acute physiology and chronic health evaluation II score; CAD, coronary artery disease; CHF, congestive heart failure; eGFR, estimated glomerular filtration rate; IPW, inverse probability weighting; IQR, interquartile range; sCr, serum creatinine.