PLAT and stroke disorder: Similar prognostic value was found in a study by Pedersen et al. They found that for young patients (< 50 years) with stroke, higher plasma fibrinogen levels (median of 3.2 g/L) measured at ~3 months (median of 101 d), along with vWF and tPA, were associated with worse cognitive performance 7 years later (Pedersen et al., 2018).