Table 3.

Data collection and measurements for healthy controls and potentially cross-reactive controls

	Baseline	3 months
Written information and informed consent	X
Baseline characteristics	X
Recording adverse events	X	X
Laboratory measurements
B. burgdorferi s.l. serology	X
Spirofind Revised	X
QuantiFERON-LB	X
iSpot Lyme	X
LTT-MELISA	X

For explanation of abbreviations, see the main text