Table 1

Demographic and challenge related information of subjects included in this study.

Exercise Challenge Information

Subjects


CFS

Controls


Mean Age

41.8

36.1

Age Range

35–48

27–45

Average workload performed during exercise challenge in watts.

1360

1664

Mean change in score of daily symptom diary (± SE) calculated for the exercise challenge.#

1.61 ± 0.65*

0.54 ± 0.31


#A 10 symptom daily diary with a 0 to 4 scale was filled out each day for 2 weeks before and 1 week after challenge [22].

*Significant relative to control patients at P < 0.05

Whistler et al. BMC Physiology 2005 5:5   doi:10.1186/1472-6793-5-5

Open Data