Table 2.
Selected CRRT metrics before and after implementation of CRRT quality improvement interventions.
| CRRT QI metrics | Before QI interventions | After QI interventions | p-valuea | ||
|---|---|---|---|---|---|
| Jan–Jun 2018 | Jul–Dec 2018 | Jan–Jun 2019 | |||
| CRRT modality (CVVHDF), % | 92.4% | 95.1% | 96.6% | 100.0% | < 0.001 |
| Anticoagulation (RCA), % | No data | 23.1% | 24.7% | 39.5% | < 0.001 |
| Total RCA/RCA-CRRT hours, mean ± SD | No data | 0.62 ± 0.30 | 0.68 ± 0.27 | 0.73 ± 0.26 | 0.004 |
| Delivered effluent dose (ml/kg/h), mean ± SD | 30.50 ± 4.18 | 27.67 ± 2.07 | 28.17 ± 1.83 | 30.33 ± 3.14 | 0.939 |
| Delivered/prescribed effluent dose, mean ± SD | 0.88 ± 0.07 | 0.88 ± 0.02 | 0.88 ± 0.01 | 0.90 ± 0.02 | 0.487 |
| Filter life span (hours), mean ± SD | 26.00 ± 3.16 | 30.17 ± 4.96 | 31.00 ± 2.83 | 31.17 ± 3.31 | 0.020 |
| Filters per patient, mean ± SD | 3.56 ± 0.78 | 2.90 ± 0.87 | 2.75 ± 0.50 | 2.67 ± 0.64 | 0.054 |
| CRRT access alarms per treatment day, mean ± SD | 2.95 ± 1.02 | 2.02 ± 0.64 | 1.63 ± 0.20 | 1.68 ± 0.50 | 0.021 |
| Total filter cost per 100-patient (USD) ± SD | 80,010 ± 17,519 | 65,173 ± 19,614 | 61,744 ± 11,287 | 59,876 ± 14,292 | 0.054 |
The period before QI interventions included data from September 2016 to February 2017 (6 months).
CRRT continuous renal replacement therapy, CVVHDF continuous veno-venous hemodiafiltration, RCA regional citrate anticoagulation, USD United States dollars.
ap-value of comparison for data before QI interventions and from the last 6 months after QI interventions (Jan 2019–Jun 2019). If data before QI interventions were not available, data from the first 6 months after QI interventions (Jan 2018–Jun 2018) were used as reference.