Paradoxical role of hepatocyte growth factor in ischemic stroke: stroke risk/stroke recovery

Table 13 The relation between HGF concentration and stroke severity assessed by NIHSS

	NIHSS
	Minor impairment N = 26	Moderate impairment N = 26	Moderate-to–severe impairment N = 28	Severe impairment N = 20	K test (P value)
HGFconc. (ng/ml)
X ± SD	0.52 ± 0.19	0.52 ± 0.16	0.52 ± 0.18	0.49 ± 0.18	0.31
Range	0.20–0.80	0.17–0.77	0.15–0.83	0.21–0.85	(0.96)

X mean, SD standard deviation, K Kruskal–Wallis test, HGF hepatocyte growth factor, NIHSS National Institutes of Health Stroke Scale