From: Opioids and fibromyalgia: frequency of use and factors associated with increased consumption in patients remitted to a tertiary care center
SOC group 100 patients
Non-SOC group 987 patients
Number (%)
Mean age (sd)
p*
Female
90 (90.0%)
49.0 (8.3)
928 (91.2%)
48.35 (9.4)
0.256
Male
10 (10.0%)
52.9 (4.1)
59 (8.8%)
44.71 (8.4)
0.004