Table 2. Selection and Reporting of Statistical Methods to Assess Reliability.

Items	No. of Eligible Articles (Denominator)	Yes (%)	No or Uncertain (%)
Use of recommended statistical methods
Analysis of dichotomous/nominal data	5	5 (100.0)	0 (0.0)
Analysis of ordinal data	15	7 (46.7)	8 (53.3)
Analysis of continuous data	21	20 (95.2)	1 (4.8)
Reporting of weighting method for weighted kappa	7	2 (28.6)	5 (71.4)
Reporting of model for ICC	17	6 (35.3)	11 (64.7)
Reporting of assumption for ICC	17	5 (29.4)	12 (70.6)
Appropriate use/interpretation of reliability parameters	13	10 (76.9)	3 (23.1)
Correct meaning of reproducibility and repeatability	15	12 (80.0)	3 (20.0)

Data are numbers of articles with proportion of eligible articles for each item described as percentage in parentheses.