Table 1.

Results of linear regression analysis in the SCI group

Stage	Linear regression equation	r	Slope (mmHg/h)	P
I (1–7 h after SCI)	Y = 0.760 × X + 2.288	0.977	0.76 ± 0.12	< 0.05
II (8–38 h after SCI)	Y = 0.067 × X + 6.875	0.640	0.067 ± 0.018	< 0.05
III (39–72 h after SCI)	Y = –0.058 × X + 12.720	–0.610	–0.058 ± 0.021	< 0.05

SCI: Spinal cord injury; h: hour(s).