An analysis of clinical risk factors for adolescent scoliosis caused by spinal cord abnormalities in China: proposal for a selective whole-spine MRI examination scheme

Table 2 Comparison between patients with and without neural abnormality on MRI screening examination

	Intramedullary Abnormalities n = 68	Idiopathic n = 646	P
Gender
Male (1)	38	148	< 0.01^b
Female(0)	30	498	< 0.01^b
Age	14.1 ± 1.9	14.3 ± 1.7	NS^a
Imaging
Main Cobb	39.6 ± 8.1°	36.1 ± 11.7°	NS^a
Left Thoracic curve (1)	15	74	0.012^b
Right Thoracic curve(0)	53	572	0.012^b
T-Kyphosis (1)	17	50	< 0.01^b
No T-Kyphosis(0)	51	596	< 0.01^b
Angular curve (1)	16	61	< 0.01^b
Smooth curve(0)	52	585	< 0.01^b
The trunk balance
Coronal-imbalance (1)	5	42	NS^b
Coronal-balance(0)	63	604	NS^b
Sagittal-imbalance (1)	9	70	NS^b
Sagittal-balance(0)	59	576	NS^b
Nervous System
Abnormal abdominal wall reflex (1)	19	40	< 0.01^b
No-Abnormal abdominal wall reflex(0)	49	606	< 0.01^b
Paresthesia (1)	10	52	0.064^b
Euesthesia(0)	58	594	0.064^b
Ankle clonus (1)	15	49	< 0.01^b
No-Ankle clonus(0)	53	597	< 0.01^b
Abnormal tendon reflex (1)	16	65	0.001^b
Normal tendon reflex(0)	52	581	0.001^b

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