"treatment","shift"
"control",0.53
"control",0.36
"control",0.2
"control",-0.37
"control",-0.6
"control",-0.64
"control",-0.68
"control",-1.27
"knee",0.73
"knee",0.31
"knee",0.03
"knee",-0.29
"knee",-0.56
"knee",-0.96
"knee",-1.61
"eyes",-0.78
"eyes",-0.86
"eyes",-1.35
"eyes",-1.48
"eyes",-1.52
"eyes",-2.04
"eyes",-2.83