. 2021 Jan 25;21:40. doi: 10.1186/s12890-021-01394-w

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

Parameters	CRRT (n = 37)					Non-CRRT (n = 33)
Parameters	1	2	3	4	P	1	2	3	4	P
LUS	18 (16–20)^a	22 (18–25)^a	18 (16–22)^a	14 (12–18)^b	< 0.001	14 (12–16)	14 (12–16)	14 (10–17)	12 (9–16)	0.154
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	< 0.001	7.69 (6.46–9.50)	8.84 (8.25–10.18)	8.60 (7.56–11.05)	8.12 (6.85–10.45)	0.242
PaCO₂, mmHg	45 (35–62)	42 (38–50)	40 (38–45)^b	40 (38–45)	0.078	55 (38–61)	46 (41–52)	45 (40–50)	42 (38–45)	0.006
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)	< 0.001	0.61 (0.46–0.72)	0.61 (0.50–0.71)	0.60 (0.44–0.68)	0.63 (0.45–0.70)	0.315
PEEP, cmH₂O	12 (11–14)^a	14 (13–15)^a	12 (11–14)^a	10 (9–11)^a	< 0.001	9 (8–10)	9 (8–10)	9 (8–11)	8 (8–10)	0.055
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	< 0.001		0 (− 9.00–10.50)	− 6.00 (− 10.00–0)	− 7.00 [− 11–5.50]	0.076
Change in LUS score		2 (2–4)^b	− 3 [− 5–(− 1)]^b	− 3 [− 6–(− 2)]^b	< 0.001		1 (− 2–3)	0 (− 3–1)	− 1 (− 3–1)	0.221

The values of daily fluid volume and change in LUS score are as following 2nd–1st, 3rd–2nd, 4th–3rd

^aP < 0.001 for CRRT group vs. Non-CRRT group

^bP < 0.05 for CRRT group vs. Non-CRRT group