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AIS improvement of patients with early or late stabilization surgery.
Notes: Depicted are the percentages of patients of G1 (surgery <4 h, in gray) and G2 (surgery >4 h, in black) that showed AIS improvement or no improvement (improvement was measured as an increase in AIS grades).
Abbreviations: AIS, ASIA Impairment Scale; G1, group 1; G2, group 2; h, hours; SCI, spinal cord injury.
