Table 1.

95 % CI for inter-rater reliability on the scoring parameters

		95 % CI
Scoring	ICC (2, 1)	Lower	Upper	F	p
Concept relationships	0.99	0.95	0.99	74.90	0.000*
Hierarchy levels	0.96	0.84	0.96	24.37	0.000*
Cross linkages	0.92	0.72	0.93	12.91	0.000*
Examples	0.95	0.79	0.95	18.37	0.000*

*p < 0.05; 95 % CI = 95 % Confidence Interval; ICC = Intra-Class Correlation Coefficient