Table 2 Cohen’s kappa estimates with lower and upper confidence intervals for external consistency (compared to reference A) and internal consistency (1st vs. 2nd analysis) for all 79 students previously affected by CL (35 females and 44 males) analysed in phase 1B

0.59 (0.42–0.77)

0.77 (0.63–0.92)

0.82 (0.72–0.93)

0.47 (0.15–0.79)

0.57 (0.25–0.90)

0.63 (0.44–0.83)

0.78 (0.61–0.94)

0.88 (0.80–0.96)

0.66 (0.51–0.81)

0.71 (0.54–0.87)

0.98 (0.94-1.00)

0.80 (0.52-1.00)

1.00 (1.00–1.00)

0.64 (0.47–0.81)

0.70 (0.51–0.89)

0.97 (0.92-1.00)

0.76 (0.64–0.88)

0.82 (0.71–0.93)

0.91 (0.81-1.00)

0.64 (0.38–0.90)

0.73 (0.41-1.00)

0.80 (0.67–0.93)

0.83 (0.71–0.95)

0.97 (0.91-1.00)

0.77 (0.63–0.90)

0.82 (0.71–0.93)

0.97 (0.92-1.00)

0.78 (0.58–0.99)

0.90 (0.73-1.00)

0.76 (0.59–0.93)

0.80 (0.67–0.93)

0.99 (0.98-1.00)

0.82 (0.68–0.97)

0.83 (0.68–0.97)

0.97 (0.92-1.00)

0.82 (0.51-1.00)

1.00 (1.00–1.00)

0.82 (0.66–0.98)

0.83 (0.67–0.99)

0.95 (0.88-1.00)

0.78 (0.64–0.92)

0.70 (0.58–0.83)

0.79 (0.67–0.92)

0.80 (0.52-1.00)

0.85 (0.63-1.00)

0.77 (0.62–0.93)

0.73 (0.59–0.86)

0.78 (0.62–0.93)

0.81 (0.69–0.94)

0.81 (0.69–0.94)

1.00 (1.00–1.00)

0.80 (0.52-1.00)

1.00 (1.00–1.00)

0.82 (0.68–0.96)

0.82 (0.68–0.96)

1.00 (1.00–1.00)

0.76 (0.64–0.87)

0.79 (0.66–0.91)

0.90 (0.80–0.99)

0.77 (0.56–0.98)

0.74 (0.50–0.99)

0.75 (0.61–0.89)

0.80 (0.67–0.94)

0.94 (0.86-1.00)

0.78 (0.66–0.90)

0.75 (0.61–0.90)

0.92 (0.81-1.00)

0.64 (0.38–0.90)

0.85 (0.63-1.00)

0.83 (0.71–0.95)

0.76 (0.59–0.93)

0.93 (0.80-1.00)

0.69 (0.54–0.84)

0.73 (0.62–0.85)

0.80 (0.65–0.94)

0.96 (0.90-1.00)

0.85 (0.85-1.00)

0.63 (0.45–0.82)

0.74 (0.60–0.87)

0.80 (0.64–0.95)