Table 4 Univariate analysis of urine output and other operative variables in patients with and without AKI.
| Â | NO AKI (n = 445) | AKI (n = 243) | p value |
|---|---|---|---|
Operative variables | Â | Â | Â |
   Days on waiting list | 149 ± 152 | 173 ± 206 | 0.36 |
   Duration of surgery (hrs: mins) | 6:44 ± 1:47 | 6:46 ± 1.58 | 0.80 |
   Duration of cross-clamp (hrs: mins) | 1:19 ± 0:35 | 1:11 ± 0:33 | 0.004 |
Urine output (ml) | Â | Â | Â |
   Surgery start | 760 ± 672 | 810 ± 903 | 0.40 |
   Cross-clamp | 175 ± 186 | 113 ± 139 | 0.00001 |
   Post-operative | 785 ± 806 | 811 ± 877 | 0.60 |