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. 2017 Jun 29;12(6):e0180168. doi: 10.1371/journal.pone.0180168

Table 2. Cohen’s kappa scores for inter- and intra-reliability.

Cohen’s kappa
Inter-rater-reliability Intra-rater-reliability
dangerous vs. safe
experts .90 .95
novices .91 .93
worthless vs. worth to be protected
experts .91 1
novices .84 .96