Figure 3

Intra-rater variation. (a) Percentage of perfect matches (score 1 = score 2) for individual raters. (b) Percentage of perfect matches (score 1 = score 2) at different scoring levels. (c) Rater consistency (sum of score 2 minus score 1). 0 indicates a high consistency between scoring sessions. A positive value indicates an increase in scores at the second scoring session. A negative value indicates a decrease in scores at the second scoring session.