Table 2

Summary of validation activities.

Step

Process

Purpose or Validity Type

Results

1

Ranking of implementability of 3 recommendations by experts at COGS

Validity of the construct of implementability

Consistent ranking

2

Guideline review with early GLIA versions

To refine GLIA

Demonstrate feasibility of measurement of implementability

3

Expert review of GLIA items and dimensions by HL7 experts

Content validity of GLIA

GLIA items rated generally as relevant and clear. Two new items were added, definitions were clarified, and explanatory material was added.

4

Review of the recommendations ranked in Step 1

Construct validity of GLIA

GLIA assessment of these three guidelines was consistent with experts' rankings of implementability (Step 1). Barriers to implementation were explicitly identified.

Shiffman et al. BMC Medical Informatics and Decision Making 2005 5:23   doi:10.1186/1472-6947-5-23