Clinical Performance and Safety of 108 SpineJack Implantations: 1-Year Results of a Prospective Multicentre Single-Arm Registry Study

Table 3

Absolute changes (cm) and relative (%) changes in VAS score.

	Traumatic VCF with osteoporosis	Traumatic VCF	Total
48 h versus baseline
Mean (SD) absolute changes	−5.5 (1.9)	−5.1 (2.9)	−5.2 (2.7)
Median absolute changes	−5.7	−6.1	−6.0
Within-group test	<.001 (Student)	<.001 (Wilcoxon)	<.001 (Wilcoxon)
Median relative changes	−81.0	−81.8	−81.5
3 months versus baseline
Mean (SD) absolute changes	−5.5 (2.7)	−5.3 (3.0)	−5.3 (2.9)
Median absolute changes	−6.2	−6.0	−6.0
Within-group test	<.001 (Student)	<.001 (Wilcoxon)	<.001 (Wilcoxon)
Median relative changes	−90.0	−88.0	−88.0
12 months versus baseline
Mean (SD) absolute changes	−5.7 (2.3)	−5.5 (3.0)	−5.5 (2.9)
Median absolute changes	−5.2	−6.3	−5.8
Within-group test	<.001 (Student)	<.001 (Wilcoxon)	<.001 (Wilcoxon)
Median relative changes	−90.3	−92.2	−91.5