Persistently elevated osteopontin serum levels predict mortality in critically ill patients.

Crit Care · 2015 · PMC4490692 · PMID 26111529

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Patients that died during long-term follow-up showed a trend towards higher initial OPN levels than survivors; strikingly, serum OPN levels at day 3 were significantly higher levels in patients that died during follow-up than for surviving patients (Fig. 5a , b ).

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