Effect of Pregabalin on Cardiovascular Responses to Exercise and Postexercise Pain and Fatigue in Fibromyalgia: A Randomized, Double-Blind, Crossover Pilot Study

Table 1

Participant descriptive characteristics.

	Controls ()	All patients ()	Responders ()	Nonresponders ()
Age (yrs)	40.8 ± 2.8	43.4 ± 2.9	41.7 ± 3.2	46.3 ± 5.6
BMI (kg/m^2)	27.7 ± 1.7	27.6 ± 1.4	28.9 ± 1.7	25.4 ± 2.4
Sex (M/F)	1/17	1/18	0/12	1/6
Dx (CFS + FM/FM)	na	11/8	6/6	5/2
Orthostasis	na	9	5	4

BMI: body mass index; Dx (CFS + FM/FM): proportion of patients with CFS + FM relative to FM only; Orthostasis: number of patients with orthostatic intolerance as determined by a score of 5 or greater on the Mayo Clinic Self-Report Orthostatic Grading Scale. Values are mean ± SE.