Table 1.

Summary of Research Phases and Results

Research Phase	Number of Participants	Method(s) Used	Results
Item development	NA	Review of literature	Initial item pool developed
Validity analysis	2	Review by Lyme disease experts	Average validity measure of 1.2 (1 being very relevant, 5 being not at all relevant)
Focus groups	11 students; 6 faculty/staff	Student focus groups (2); faculty/staff focus group (1)	Refinement of assessment tool
Reliability analysis	34	Test-retest method	Test-retest correlation of 0.66
Large-scale pilot study	333	Factor analysis	12 factors derived accounting for 66% of the variance; elimination of items not associated with a factor
Use of assessment tool in a Lyme-disease-endemic area	223	Computation of summary statistics and internal reliability measures; factor analysis	11 factors derived accounting for 66% of the variance