Table 3 LUS score, respiratory dynamics, daily fluid balance volume and the change in LUS score in with (CRRT) and without hemofiltration (Non-CRRT) group

LUS

18 (16–20)^a

22 (18–25)^a

18 (16–22)^a

14 (12–18)^b

14 (12–16)

14 (12–16)

14 (10–17)

12 (9–16)

OI

13.15 (10.00–14.78)^a

15.85 (13.54–17.46)^a

11.63 (10.24–14.47)^a

9.47 (8.63–10.50)^b

7.69 (6.46–9.50)

8.84 (8.25–10.18)

8.60 (7.56–11.05)

8.12 (6.85–10.45)

PaCO₂, mmHg

45 (35–62)

42 (38–50)

40 (38–45)^b

40 (38–45)

55 (38–61)

46 (41–52)

45 (40–50)

42 (38–45)

Cdyn, ml/cmH₂O/kg

0.38 (0.31–0.58)^a

0.40 (0.30–0.42)^a

0.44 (0.38–0.56)^a

0.60 (0.51–0.66)

0.61 (0.46–0.72)

0.61 (0.50–0.71)

0.60 (0.44–0.68)

0.63 (0.45–0.70)

PEEP, cmH₂O

12 (11–14)^a

14 (13–15)^a

12 (11–14)^a

10 (9–11)^a

9 (8–10)

9 (8–10)

9 (8–11)

8 (8–10)

Daily fluid balance volume, ml/kg

17.00 (8.50–22.50)^a

− 16.00 [− 20.00–(− 12.00)]^a

− 10.00 [− 16.50–(− 8.50)]^b

0 (− 9.00–10.50)

− 6.00 (− 10.00–0)

− 7.00 [− 11–5.50]

Change in LUS score

2 (2–4)^b

− 3 [− 5–(− 1)]^b

− 3 [− 6–(− 2)]^b

1 (− 2–3)

0 (− 3–1)

− 1 (− 3–1)