Short-term outcome associated with disease severity and electrolyte abnormalities among critically ill children with acute kidney injury

Table 2 Underlying etiology of acute kidney injury among patients admitted to pediatric intensive care unit

Underlying Disease Category	KDIGO 1		KDIGO 2		KDIGO 3
Underlying Disease Category	%	95% CI	%	95% CI	%	95% CI
1. Sepsis	32.1	26.2–38.4	32.7	25.7–40.4	40.4	31.3–22.4
2. Hypoxia	18.3	13.7–23.8	18.5	12.9–25.2	10.1	5.0–17.8
3. Heart failure	6.3	3.5–10.1	8.3	4.6–13.6	5.1	1.7–111.4
4. Obstructive uropathy	1.7	0.5–4.2	1.8	0.4–5.1	6.1	2.3–12.7
5. Dehydration	2.9	1.2–5.9	6.6	3.3–11.4	0	0–3.7
6. Glomerulonephritis	1.7	0.5–4.2	1.8	0.4–5.1	8	3.6–15.3
7. Toxic	0.4	0.01–2.3	1.2	0.1–4.2	2	0.3–7.1
8. MOSF	3.3	1.5–6.5	6.6	3.3–11.4	19.2	12.0–28.3
9. TLS	2.9	1.2–5.9	0.6	0.02–3.3	4	1.1–10.0
10. Renal neoplasm	0.4	0.01–2.3	0.6	0.02–3.3	0	0–3.7
11. HUS	0	0–1.5	0	0–2.2	1	0.03–5.5
12. Post-cardiac^a	30	24.3–36.2	21.4	15.5–28.4	13.1	7.2–21.4

Abbreviations: KDIGO Kidney Disease Improving Global Outcomes, MOSF Multi-Organ System Failure, TLS Tumor Lysis Syndrome, HUS Hemolytic Uremic Syndrome
Notes: ^apost-cardiac surgery

ISSN: 1471-2369