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. Author manuscript; available in PMC: 2012 Nov 1.
Published in final edited form as: Pain. 2011 Jul 20;152(11):2477–2484. doi: 10.1016/j.pain.2011.05.033

Table 2.

Patient responses by treatment arm and measurement

Baseline Week-1 Week-2 Follow-Up-1 Follow-Up-2
Average Daily Pain REAL 5.60(1.85) 4.90(1.89) 3.99(1.90) 4.19(1.90) 4.41(1.95)
SHAM 5.34(1.82) 5.49(1.90) 5.07(1.89) 4.76(1.90) 5.37(2.02)
FIQ REAL 58.79(11.93) 55.03(16.93) 42.07(18.13) 49.29(19.27) 38.99(19.44)
SHAM 54.38(13.96) 51.22(15.96) 51.50(17.32) 43.47(16.10) 47.93(14.70)
HDRS REAL 21.80(7.79) 17.30(8.27) 16.10(8.19) 15.80(8.74) 14.10(9.42)
SHAM 17.60(7.31) 17.40(8.42) 15.30(7.62) 17.20(7.55) 16.40(8.18)
Tender Points REAL 13.20(2.53) 11.40(3.60) 9.44(4.53) 10.33(5.79) 10.40(4.77)
SHAM 13.50(1.72) 13.60(1.58) 14.33(2.18) 13.40(2.59) 13.00(3.56)
% ACR Criteria REAL 90% 70% 56% 56% 50%
SHAM 100% 100% 100% 80% 70%
BPI Functional Impairment REAL 5.57(2.58) 4.66(2.72) 3.46(2.19) 4.08(2.23) 3.60(2.18)
SHAM 5.44(2.25) 4.69(3.08) 4.98(2.35) 3.84(2.39) 3.79(2.69)

The data represents mean scores and standard deviations for average daily pain, FIQ, HDRS, tender points, BPI, and percentage of patients that met ACR criteria for fibromyalgia during the five weekly assessments during the trial. ACR criteria tender points categorically require eleven of eighteen tender points for diagnosis.