Table 3 Comparisons of parameters of CRRT among the study groups after connecting additional pressure control lines
CRRT parameters | No line group (n = 16) | Single line group (n = 36) | Double line group (n = 118) | P value |
|---|---|---|---|---|
Pressures on CRRT circuit | ||||
Access pressure, mmHg | 163 (117–185) | −37 (−65–57) | 2 (−42–52) | < 0.001*† |
Filter pressure, mmHg | −17(−67–24) | −25 (−49–25) | 119 (73–167) | < 0.001†‡ |
Effluent pressure, mmHg | −101 (−138 – −24) | −104 (−139 – −59) | 19 (−17–60) | < 0.001†‡ |
Return pressure, mmHg | −81 (−108 – −41) | −71 (−108 – −44) | 68 (29–107) | < 0.001†‡ |
Transmembrane pressure, mmHg | 57 (36–93) | 53 (25–78) | 58 (46–69) | 0.746 |
Pressure drop, mmHg | 36 (28–42) | 32 (20–42) | 25 (16–33) | 0.003† |
Change in laboratory findings | ||||
∆PLT between H0 and H24, mg/dL | −27 (−68 – −3) | −1 (−51–27) | −15 (−41–7) | 0.289 |
∆PLT between H0 and H48, mg/dL | −41 (−101–4) | 4 (−76–13) | −16 (−45–12) | 0.427 |
∆LD between H0 and H24, IU/L | 482 (−650–3405) | 384 (−109–1580) | −3 (−237–248) | 0.069 |
∆LD between H0 and H48, IU/L | 482 (−53–2648) | −22 (−2237–1237) | −20 (−496–263) | 0.354 |
∆pHb between H0 and H24 (n = 17), mg/dL | NA | 23.5 (9 – NA) | −5 (−20–2) | 0.037 |
∆pHb between H0 and H48 (n = 23), mg/dL | NA | 12.5 (12 – NA) | 3 (−5–8) | 0.100 |
Lifespan of CRRT circuit, hours | 21.8 (11.6–31.8) | 23.0 (15.0–34.6) | 45.0 (29.0–63.7) | < 0.001†‡ |