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Figure 2 | Critical Care

Figure 2

From: Serum activin A and B levels predict outcome in patients with acute respiratory failure: a prospective cohort study

Figure 2

Reference ranges from normal subjects, depicted as (A) activin A (ng/mL), (B) activin B (ng/mL), (C) follistatin (ng/mL), (D) activin A to activin B ratio, (E) activin A to follistatin ratio, and (F) activin B to follistatin ratio. In each panel, n = number of subjects. SEM, standard error of the mean; Min, minimum; Max, maximum; 95% CI, 95% confidence interval; 5-95%, 5 to 95% values.

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Critical Care

ISSN: 1364-8535