Table 3. Number of differentially expressed genes in ME/CFS patients compared to controls.

	Timepoint	Total	Up-Regulated	Down-Regulated
ME/CFS vs Controls	Day 1	0	0	0
	Day 2	0	0	0
	Day 3	0	0	0
	Day 7	0	0	1
	All days	6	4	2
Low ${\dot{\text{V}}\text{O}}_2$ ME/CFS subset vs Regular repeat exercise	Day 1	1	1	0
	Day 2	0	0	0
	Day 3	2	2	0
	Day 7	3	3	0
	All days	0	0	0
Test-retest effect ME/CFS subset vs Regular repeat exercise	Day 1	0	0	0
	Day 2	2	1	1
	Day 3	3	3	0
	Day 7	4	4	0
	All days	0	0	0
	Disease	Total	Up-Regulated	Down-Regulated
Day 1 vs Day 2	CFS	0	0	0
	HC	0	0	0
Day 1 vs Day 3	CFS	0	0	0
	HC	0	0	0
Day 1 vs Day 7	CFS	0	0	0
	HC	0	0	0