Long-Term Outcome of Patients Followed by Nephrologists after an Acute Tubular Necrosis Episode
Table 2
Comparative analysis of survivor (SG) and non-survivor (NSG) patients after an episode of ATN according to clinical and laboratory characteristics and outcome.
SG (n = 119)
NSG (n = 52)
P
Male gender (%)
61.3
61.5
0.97
Age (years)
56.3 ± 16.1
69.3 ± 12.2
<0.0001
ATN-ISS
0.26 (0.15–0.45)
0.28 (0.19–0.43)
Cardio-vascular disease (%)
37
57.7
0.02
Previous chronic renal disease (%)
37
55.7
0.008
Diabetes (%)
33.6
42.3
0.34
Hypertension (%)
70
69.2
Sepsis (%)
25.6
44.2
0.001
Type of admission (%)
(i) Surgical
32.7
28.8
(ii) No surgical
67.3
71.2
ICU admission (%)
31.9
28.8
SCr baseline (mg/dL)
1 (0.8–1.3)
1.3 (1–1.5)
0.0003
SCr after 12 months
1.3 (1–1.7)
1.6 (1.1–1.9)
0.08
SCr peak (mg/dL)
4.3 (2.6–6.9)
3.7 (2.4–6.4)
ATN etiology (%)
(i) Ischaemic
26.9
39.6
(ii) Nephrotoxic
22.7
18.9
(iii) Mix
23.5
18.9
(iv) Septic
26.9
22.6
ATN severity (%)
(i) Stage I
23.6
25
(ii) Stage II
24.5
28.8
(iii) Stage III
50.9
40.2
Followup (months)
18 (11–44.5)
10.5 (3–20.5)
0.04
Dialysis in-hospital (%)
26.0
17.3
0.20
Recovery of renal function (%)
35.3
36.5
0.83
SCr: serum creatinine. Data showed in %, means ± sd or median (q1–q3).