Table 2.

Outcomes comparison of fusion vs. tether groups

Characteristic	Fusion	Tether	p value
n	22	9
Average daily pain score (0–10)
1 week	5.7 ± 1.6	4.5 ± 1.4	0.072
2 weeks	4.3 ± 1.9	2.2 ± 0.6	0.004
6 weeks	1.3 ± 1.0	0.6 ± 0.5	0.030
Pain confidence (1–5)
1 week	3.4 ± 1.1	3.9 ± 1.0	0.252
2 weeks	3.6 ± 1.0	4.3 ± 0.5	0.057
6 weeks	4.3 ± 0.8	4.8 ± 0.3	0.084
Functional milestones (weeks)
Weaned off opiates	2.8 ± 1.6	1.4 ± 0.5	0.024
Independent with ADLsa	4.0 ± 1.9	2.4 ± 1.6	0.049
Sleeping through the night	2.7 ± 1.0	1.4 ± 0.5	0.001
PROMIS pain interference
1 week	64.3 ± 7.9	59.3 ± 5.3	0.059
2 weeks	60.0 ± 6.2	53.7 ± 2.8	0.005
6 weeks	49.1 ± 6.2	41.7 ± 6.9	0.007
PROMIS pain behavior
1 week	58.5 ± 5.0	54.6 ± 4.6	0.032
2 weeks	56.1 ± 4.6	49.4 ± 6.0	0.001
6 weeks	47.7 ± 8.1	34.5 ± 10.8	0.002
PROMIS mobility
1 week	30.8 ± 3.5	33.9 ± 2.9	0.026
2 weeks	32.6 ± 4.1	36.4 ± 3.9	0.019
6 weeks	37.0 ± 4.	42.6 ± 7.2	0.001

Bold values signify p < 0.05

^aADL, activities of daily living