gms | German Medical Science

Figure

Figure 1: Propensity score matched data: PF versus ACDF.

Time plot diagrams showing the mean values of the NDI=neck disability index (upper left corner),
EQ-5D=European quality of life 5-dimensions (upper right corner),
NRS-neck (lower left corner) and NRS-arm (lower right corner) at each time point.
Error bars correspond to 95% CIs.