Table 2.

Healthy control subject fMRI responses to hand squeeze and tennis motor imagery.

ID	Hand squeezing	Tennis playing
C1		+
C2	+	+
C3	+	+
C4	+	−
C5	+	+
C6	−	+
C7	−	+
C8	+	+
C9	−	+
C10	+	+
Total percent (95% exact CI)	70% (34.8–93.3)	90% (55.5–99.7)

CI, confidence interval; fMRI, functional magnetic resonance imaging.