TABLE 5.

Trajectories of ALSFRS‐R, tau, pTau‐T181, and pTau‐T181: tau ratio in ALS CSF

	Intercept	Slope	Slope SE	Slope p
ALSFRS‐R	37.8	−0.47	0.06	<0.001
Tau	147.9	0.16	1.38	0.907
pTau‐T181	39.07	−0.09	0.07	0.222
pTau‐T181:tau ratio	0.3	0	0	0.578