Platelet Consumption and Filter Clotting Using Two Different Membrane Sizes during Continuous Venovenous Haemodiafiltration in the Intensive Care Unit
Table 1
Baseline patient characteristics and laboratory parameters at CVVHDF start.
All patients ()
Filter AV 1000S ()
Filter AV 600S ()
value
Age—yr
68 (35–87)
68 (35–87)
67 (35–86)
0.82
Male sex—number (%)
21 (64%)
11 (65%)
10 (63%)
0.90
BMI—kg/m2
24.6 (14.6–41.5)
26.7 (18.3–41.5)
20.8 (14.6–37.7)
0.07
SOFA score
12 (8–16)
12 (8–15)
12 (8–16)
0.58
SAPS II score
63 (30–98)
63 (30–98)
60 (37–94)
0.87
Noradrenaline—number (%)
23 (69.7%)
13 (76.5%)
10 (62.5%)
0.38
Mechanical ventilation—number (%)
24 (72.7%)
13 (76.5%)
11 (68.7%)
0.56
Admission diagnoses—number (%)
0.33
Cardiovascular
10 (30.3%)
7 (41.2%)
3 (18.8%)
Sepsis
9 (27.3%)
5 (29.4%)
4 (25.0%)
Respiratory
4 (12.1%)
1 (5.9%)
3 (18.8%)
Others
10 (30.3%)
4 (23.5%)
6 (37.4%)
Length of ICU stay—days
8 (1–168)
8 (3–44)
8 (1–168)
0.79
Length of hospital stay—days
22 (2–171)
19.5 (3–61)
25.5 (2–171)
0.53
ICU mortality—. (%)
11 (33.3%)
7 (41.2%)
4 (25.0%)
0.33
Hospital mortality— (%)
14 (42.4%)
8 (47.1%)
6 (37.5%)
0.58
Creatinine—umol/L
299 (26–909)
320 (210–649)
262 (26–909)
0.28
BUN—mmol/L
21.9 (2.8–40.1)
20.1 (2.8–40.1)
22.1 (3.8–37.3)
0.68
Potassium—mmol/L
4.8 (3.2–6.7)
5.3 (3.9–6.7)
4.6 (3.2–6.4)
0.03
pH
7.30 (6.86–7.49)
7.30 (7.04–7.44)
7.28 (6.86–7.49)
0.64
Lactate—mmol/L
1.2 (0.5–14.7)
1.5 (0.5–4.3)
1.1 (0.5–14.7)
0.46
Bicarbonate—mmol/L
17.9 (6.1–29.8)
19.5 (11.1–29.8)
16.3 (6.1–29.3)
0.18
Platelet count—1/uL
189,000 (47,000–522,000)
189,000 (95,000–522,000)
191,500 (47,000–422,000)
0.59
Haemoglobin—g/dL
8.9 (6.7–15.3)
9.1 (7.7–10.2)
8.9 (6.7–15.3)
0.82
Renal function before admission to ICU
0.42
GFR > 60 mL/min
15 (45.5%)
9 (52.9%)
6 (37.5%)
GFR < 60 mL/min
17 (51.5%)
8 (47.1%)
9 (56.3%)
Results are given as median (range) or percentages; BMI: body mass index; SOFA: sequential organ failure assessment; BUN: blood urea nitrogen; GFR: glomerular filtration rate. Total number of patients = 32; filter AV 1000S = 17; filter AV 600S = 15.