. 2019 May;14(5):896–902. doi: 10.4103/1673-5374.249238

Table 3.

Correlation between tau protein levels and SCI severity (mild, moderate, severe; Spearman correlation analysis)

		1 hour	6 hours	12 hours	24 hours	3 days	7 days	14 days	28 days
Serum	r_s	0.92	0.97	0.97	0.97	0.89	0.86	0.83	0.78
Serum	P	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
Cerebrospinal fluid	r_s	0.87	0.97	0.97	0.97	0.92	0.93	0.87	0.78
Cerebrospinal fluid	P	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01

Two variables of the correlation analysis were: Basso, Beattie, and Bresnahan locomotor rating scale score and SCI severity (sham = 1; mild = 2; moderate = 3; severe = 4), respectively. All groups were involved in the analysis (n = 20). SCI: Spinal cord injury.