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Table 4 Impact of different haemoglobin cut-offs on day of AKI I on risk of progression to AKI III

From: Anaemia is not a risk factor for progression of acute kidney injury: a retrospective analysis

Hb on day of AKI I n Progression to AKI III, n (%) Sensitivity Specificity OR* 95 % CI p value
>80 g/L 190 78 (41.0) 8.2 % 93.3 % 1   
≤80 g/L 15 7 (46.7)    2.05 0.58–7.12 0.27
>100 g/L 134 55 (41.0) 64.7 % 34.2 % 1   
≤100 g/L 71 30 (42.3)    1.40 0.70–2.83 0.35
  1. *Adjusted for arterial oxygen saturation, cardiac index, mechanical ventilation, coronary artery disease/congestive cardiac failure, arterial lactate, Sequential Organ Failure Assessment score, central venous pressure and mean arterial pressure
  2. AKI acute kidney injury, CI confidence interval, Hb haemoglobin, OR odds ratio