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The cup inclination, cup anteversion and Harris hip score after THA in the lumbar fusion and control groups were similar without a statistically significant difference
| Mean(°) | 95% CI | t value | P | |
|---|---|---|---|---|
| Cup inclination | ||||
| Fusion | 43.7 | 42.4–45.1 | −1.17 | 0.25 |
| Control | 42.6 | 41.1–44.1 | ||
| Cup anteversion | ||||
| Fusion | 20.3 | 18.7–21.8 | −0.08 | 0.94 |
| Control | 20.2 | 18.9–21.5 | ||
| Harris score | ||||
| Fusion | 90.1 | 88.0–92.3 | 1.20 | 0.24 |
| Control | 91.2 | 88.6–91.6 | ||
