TABLE 1.

Summary of force-frequency measurements.

	Naïve	Antitoxin	3 days	7 days	14 days	21 days
Median frequency (Hz)	72.58	74.28	69.83	74.85	73.61	74.61
95% CI	71.2–73.4	72.6–76.0	65.8–73.8	72.1–77.6	70.6–76.6	73.2–76.0
R 2	0.99	0.99	0.96	0.98	0.96	0.99