Mean difference in variables between quarter 1 and quarter 4 of the study (paired sample t-test)
| Mean difference | P value (95% CI) | |
| Time to cannulation (hours:minutes:seconds) | 00:15:00 | 0.00 |
| Time of discharge (hours:minutes:seconds) | 00:46:09 | 0.00 |
| Length of stay (hours:minutes:seconds) | 00:14:00 | 0.062 |
| Physician days | 11 days | 0.295 |