Correlation of magnetic resonance imaging biomarkers (tissue bridges) with neurological recovery following traumatic spinal cord injury

Table 6 The radiological indices at various time intervals

Radiological variables	Time interval in months	Mean	SD	t value	P value1	Difference			95% confidence interval of the difference
						Mean	SD	SE mean	Lower	Upper
Sagittal index	1	10.30	3.20
	3	5.41	2.19	12.468	0.000	4.88	2.68	0.39	4.09	5.67
	6	4.70	1.56	12.140	0.000	5.60	3.16	0.46	4.67	6.52
Regional kyphosis	1	17.40	2.60
	3	16.68	2.12	2.174	0.035	0.72	2.28	0.33	0.05	1.39
	6	16.76	2.08	2.028	0.048	0.65	2.19	0.32	0.00	1.29
Gardener segmental kyphotic deformity	1	16.00	0.42
	3	15.47	1.63	2.477	0.017	0.53	1.47	0.21	0.10	0.96
	6	15.47	1.64	2.452	0.018	0.53	1.49	0.22	0.10	0.97

¹Repeated measures ANOVA.

n = 47 at all-time points for all variables.