Table 2.

Reliability assessment: intraclass correlation coefficient (ICC).

CPG	Cronbach alpha	ICCa	CI
AACE [33]	0.775	0.780	0.56–0.89
Malaysian [34]	0.765	0.760	0.53–0.89
CENETEC [32]	0.769	0.685	0.33–0.86
RACGP [37]	0.752	0.753	0.52–0.88
SEIOMM [39]	0.749	0.674	0.33–0.85
NOGG [41]	0.648	0.637	0.30–0.83

CPG, Clinical practice guideline (N = 3 reviewers); CI, confidence interval; AACE, American Association of Clinical Endocrinologists; CENETEC, Centro Nacional de Excelencia Tecnológica en Salud; RACGP, Royal Australian College of General Practitioners; SEIOMM, Sociedad Española de Investigación Ósea y del Metabolismo Mineral; NOGG, National Osteoporosis Guideline Group.

^aF test: p = 0.001.