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Table 1 Baseline Data

From: The expression of P16 and S100 associated with elastin degradation and fibrosis of the Ligamentum Flavum hypertrophy

Group Cases number gender Age (years, mean ± SD) Disease course (d,mean ± SD)
male female
LDH 30 16 14 42.9 ± 12.6 92 ± 16.3
SLSS 30 15 15 43.5 ± 10.6 88 ± 12.9
DLSS 30 14 16 45.2 ± 11.8 95 ± 10.6
Stastic value   χ2 = 0.926 F = 0.286 F = 0.758
p Value   > 0.05 > 0.05 > 0.05