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. 2017 Jan 9;114(1-2):1–8. doi: 10.3238/arztebl.2017.0001

Table 2. Characteristics of patients with acute kidney injury.

Variable (number of studies)
Patients’ age (n = 14) 71.6 years (61.8–75.8)
Female (n = 13) 49%
AKI incidence* in hospital inpatients (n = 6)
AKI days* (n = 9)
days 1
days 2
– days 3
8.5% (5.8–10.6)
54.1% (51.3–60.0)
26.4% (21.1–34.0)
20.8% (16.8–25.4)
Patients with progression of acute kidney injury (n = 5) 9.9% (7.4–10.3)
Acute kidney replacement therapy (n = 8) 4.0% (3.3–5.1)
Requesting nephrology consultant support in patients with AKI (n = 4) 12.3% (9.4–14.8)
Length of hospital inpatient stay (n = 7)
– AKI stage 1*
– AKI stage 2*
– AKI stage 3*
9.7 days (9.0–11.5)
8.0 days (8.0–8.5)
9.0 days (8.5–9.0)
10.0 days (9.5–10.5)
In-hospital mortality (n = 10)
– AKI stage 1*
– AKI stage 2*
– AKI stage 3*
22.8% (19.6–23.9)
17.1% (13.4–18.4)
28.5% (27.4–31.9)
35.9% (32.9–40.5)

Linear variables are reported as medians (25th–75th percentile).

AKI, acute kidney injury

*Stages as per (7, 31, 32)