Table 2.

Association between clinical characteristics with HTLV-1 viral load and quantitative spasticity assessment (QSA)

			HTLV-1 viral load		QSA
Measure	Mean (SD)	Median (IQR)	ICC	P value	ICC	P value
Age	43.5 (14.8)	37.0 (23)	0.53	.008	0.48	.03
Tally of neurologic symptoms and signs	4.3 (1.6)	5 (2)	0.56	.006	0.18	.39
Ashworth (ankle)	2.2 (1.2)	2.0 (1.75)	0.28	.19	0.66	.0001
Tone at hip	—	—	0.35	.09	0.48	.02
Tone at knee	—	—	0.31	.13	0.52	.01

Note. SD = standard deviation; IQR = interquartile range; ICC = interclass correlation.

^*P values based on Spearman rho and Mann-Whitney U test.