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Table 1 Detection of the V sign by each investigator

From: The V sign in lateral talar process fractures: an experimental study using a foot and ankle model

V Sign Detection: Investigator 1 V Sign Detection: Investigator 2 Kappa* (95% CI) P-value
No (n [%]) Yes (n [%]) Total (n [%])
No 19 (70) 23 (28) 42 (39) 0.35 (0.35–0.42) <0.001
Yes 8 (30) 58 (72) 66 (61)
Total 27 (100) 81 (100) 108 (100)   
  1. *Interobserver measure of agreement
  2. Kappa statistic