IVC Measurements in Critically Ill Patients with Acute Renal Failure

Table 2

Baseline characteristics of the 33 patients.

	Group 1; (n = 20)	Group 2; (n = 13)	p
Age (y)	57 ± 12	59 ± 17	0.78
BMI (Kg/m^2)	31 ± 14	28 ± 5	0.98
Male, n (%)	11 (55)	8 (62)	0.9
PMH
Hypertension, n (%)	11 (55)	6 (46)	0.73
Coronary artery disease, n (%)	2 (10)	3 (23)	0.36
Diabetes mellitus, n (%)	5 (25)	6 (46)	0.27
Congestive heart failure, n (%)	2 (10)	5 (38)	0.08
Pulmonary hypertension, n (%)	1 (5)	0	1
CKD, n (%)	3 (15)	0	0.26
Final diagnosis, n (%)
Sepsis, n (%)	11 (55)	10 (77)	0.28
Pneumonia, n (%)	3 (15)	3 (23)	0.6
Congestive heart failure, n (%)	3 (15)	1 (8)	NS
MI, n (%)	0	1 (8)	0.39
DKA/HHS, n (%)	3 (15)	1 (8)	NS
GI bleeding, n (%)	2 (10)	0	0.5
Hepatic encephalopathy, n (%)	1 (5)	0	NS
Hemodynamic
Mean arterial pressure (mmHg)	83 ± 13	76 ± 6	0.04
Heart rate (bpm)	99 ± 18	101 ± 20	0.78
Pressors required, n (%)	3 (15)	5 (38)	0.21
Prior ejection fraction (%)	61 ± 8	54 ± 19	0.42
Mechanical ventilation, n (%)	7 (35%)	4 (31%)	NS
TV (ml/Kg of ideal body weight)	10 ± 3	8 ± 2	0.26
Creatinine (mg/dL)
Baseline	1.13 ± 0.85	0.8 ± 0.25	0.6
Day 0	2.88 ± 1.43	2.42 ± 1.16	0.34
Creatinine clearance (mL/min)
Baseline	114 ± 65	122 ± 58	0.9
Day 0	42 ± 28	45 ± 25	0.78
BUN (mg/dL)	57 ± 33	49 ± 34	0.52
Na (mmol/L)	135 ± 5	135 ± 7	0.88
Albumin (g/dL)	2.93 ± 0.9	2.65 ± 0.63	0.41
BNP (pg/mL)	254 ± 227	570 ± 519	0.27
BUN/creatinine	19.9 ± 7	20.7 ± 8.9	0.77
BUN/creatinine > 20, n (%)	8 (40)	8 (62)	0.29
FeNa (%)	2.0 ± 2	1.1 ± 0.6	0.43
FeNa < 1%, n (%)	4/11 (36)	2/4 (50)	1

FeNa data was available for 11 patients in group 1 and 4 patients in group 2.