Assessment of acute kidney injury risk using a machine-learning guided generalized structural equation model: a cohort study

Table 2 Analysis of ICU AKI using the generalized structural equation model

Predictor	Adjusted Odds Ratio for ICU AKI	95% Confidence Interval
Lowest ICU Hemoglobin in 1^st 48 hours (g/dL)
> 12.0	Reference	Reference
9.8 - 12.0	2.66	1.23–5.75
≤ 9.7	4.77	2.30–9.89
Lowest ICU bicarbonate in 1^st 24 hours (mEq/L)
> 18.9	Reference	Reference
≤ 18.9	2.64	1.82–3.84
ICU Sepsis
No	Reference	Reference
Yes	2.00	1.36–2.95
Pre-ICU eGFR ≤ 48 ml/min/1.73m²
No	Reference	Reference
Yes	2.40	1.61–3.57
Pre-ICU congestive heart failure
No	Reference	Reference
Yes	2.47	1.03–5.95

Abbreviations used: ICU intensive care unit, AKI acute kidney injury, eGFR estimated glomerular filtration rate

ISSN: 1471-2369