Table 1

Study participant characteristics

AgeGenderLocation of chronic painPain durationCurrently on opioids?
Patients*
 HQ45FKnee5 yearsY
 SW42FNeck, shoulder, backY
 LJ61FKnee18 yearsY
 GW43MShoulder, back12 yearsN†
 EM43MHip, back, neck12 yearsY
 NC73FBack, legs, arms, hands42 yearsY
 RJ54FBack, knees15 yearsY
 IS58MNeck, backY
 DJ63FNeck, arm, back13 yearsY