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Sagittal ROM of adjacent levels
| Preop (disc space angle) | Early (1.5–3 months) (disc space angle) | Late (6–33 months) (disc space angle) | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Flex | Ext | ROM | Flex | Ext | ROM | Flex | Ext | ROM | |
| Upper Level (°) | −6.0 ± 4.1 | 8.9 ± 4.2 | 13.3 ± 7.0 | −3.8 ± 3.4 | 5.5 ± 4.5 | 8.4 ± 5.7 | −4.2 ± 3.1 | 7.4 ± 4.9 | 10.3 ± 5.8 |
| Lower Level (°) | −4.0 ± 2.8 | 10.1 ± 5.6 | 12.5 ± 8.0 | −1.6 ± 4.0 | 6.5 ± 4.3 | 7.5 ± 5.2 | −2.2 ± 3.8 | 8.0 ± 6.4 | 9.9 ± 6.4 |
