Exercise and obesity in fibromyalgia: beneficial roles of IGF-1 and resistin?

Table 5 Correlation between baseline fatigue and cerebrospinal fluid levels of adipokines and neuropeptides

	MFIGF	Adiponectin CSF	Leptin CSF	Resistin CSF	NPY CSF	NGF CSF
FIQ fatigue	r = 0.623 P <0.001 n = 48	r = -0.444 P = 0.026 n = 25	r = -0.233 P = 0.263 n = 25	r = -0.365 P = 0.073 n = 25	r = -0.111 P = 0.607 n = 24	r = -0.243 P = 0.243 n = 25
MFIGF		r = -0.508 P = 0.01 n = 25	r = -0.189 P = 0.365 n = 25	r = -0.316 P = 0.123 n = 25	r = 0.014 P = 0.947 n = 24	r = 0.219 P = 0.293 n = 25

Correlation between baseline fatigue (FIQ and MFIGF) and cerebrospinal fluid levels of adiponectin, leptin, resistin, NPY and NGF. r, Spearman's correlation coefficient; P, P-value; n, number; FIQ, Fibromyalgia Impact Questionnaire; MFIGF, Multidimensional Fatigue Inventory subscale of General Fatigue; CSF, cerebrospinal fluid; NPY, neuropeptide Y; NGF, nerve growth factor.

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