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. 2019 Dec 20;14(12):e0225788. doi: 10.1371/journal.pone.0225788

Table 1. Distribution of animals in injury severity clusters.

    Sham Mild Severe
    n % n % n %
Sham n = 18 18 100.0% - -
HI + MEL n = 11 - 6 54.5% 5 45.5%
HI + VEHICLE n = 19 - 3 15.8% 16 84.2%

Distribution of melatonin treated and vehicle treated animals in the clusters base on Ri on day 1 and 43 after HI. Cluster 1 showed a more mild injury development than cluster 2.