Egyptian Journal of Radiology and Nuclear Medicine

Table 1 Demographic criteria of the study sample

From: Lumbar spine Schmorl's nodes; prevalence in adults with back pain, and their relation to vertebral endplate degeneration

Category	Female, N = 206	Male, N = 118	95% CI	P value
Category	Mean ± SD		95% CI	P value
Age (years)	44.5 ± 12.21	45.5 ± 12.75	− 1.8	P= 0.4
Weight (kg)	75 ± 9.4	83.42 ± 16. 2	5.6	< 0.0001
Height (cm)	159.6 ± 5.8	174.5 ± 7.1	13.46	< 0.0001

N number

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