Table 3.
Hazard rate ratios for exposure to preoperative use of ACEI, ARB or diuretics on the risk of 90-day readmission due to dehydration among the 3252 analysed participants
| Unadjusted | Adjusted* | |||||
|---|---|---|---|---|---|---|
| HR | 95% c.i. | P | HR | 95% c.i. | P | |
| Unexposed ACEI, ARB or diuretics |
Ref 3.00 |
2.33,3.87 | <0.001 | Ref 2.45 |
1.83,3.27 | <0.001 |
| Unexposed ACEI only |
Ref 3.92 |
2.81,5.46 | <0.001 | Ref 3.51 |
2.45,5.03 | <0.001 |
| Unexposed ACEI and diuretics combined |
Ref 4.27 |
2.94,6.18 | <0.001 | Ref 3.34 |
2.22,5.03 | <0.001 |
| Unexposed ARB and diuretics combined |
Ref 2.48 |
1.53,4.02 | <0.001 | Ref 2.04 |
1.24,3.37 | 0.005 |
| Unexposed ARB only |
Ref 2.04 |
1.25,3.33 | 0.005 | Ref 1.90 |
1.14,3.17 | 0.013 |
| Unexposed Diuretics only |
Ref 1.86 |
1.10,3.16 | 0.021 | Ref 1.22 |
0.70,2.15 | 0.481 |
ACEI, angiotensin-converting enzyme inhibitor; ARB, angiotensin II receptor blocker; Ref, Reference value 1.0. *Adjusted for categorical variables age, gender, score and Charlson Comorbidity Index score (weighted).