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. 2022 Jan 24;16(3):369–374. doi: 10.31616/asj.2020.0635

Table 4.

Quality-of-life for one level fusions by distraction (N=163)

Δ Height (mm) NDI Interscapular VAS Neck VAS SF-12




Mean 95% CI Mean 95% CI Mean 95% CI Mean 95% CI
0–1 26.8 5.8–47.7 0 0.0–0.0 0.6 0.0–2.3 91.9 73.1–110.7

2–3 33.8 25.6–42.1 3.4 1.9–4.8 4.1 2.9–5.3 82.4 76.8–88.1

4–5 24.5 15.9–33.2 2.4 0.8–4.1 3.1 1.6–4.6 87.0 80.3–93.8

6–8 28.3 6.7–49.8 2.6 0.0–6.1 4.3 1.4–7.3 80.6 67.3–94.0

NDI, Neck Disability Index; VAS, Visual Analog Scale; SF-12, 12-item Short Form Health Survey; CI, confidence interval.