Table 4.
Comparison of post-operative radiographic parameters between lordosis and non-lordosis.
| Parameter | Lordosis Mean (Degrees) |
Non-Lordosis Mean (Degrees) |
Between-Group Difference Mean (Degrees) (95% CI) |
p-Value |
|---|---|---|---|---|
| C2-7angle | 11.3(8.4~14.4) | −0.1(-4.9~4.8) | 11.4(5.9~16.9) | 0.01 * |
| C0-2angle | 27.2(24.2~30.5) | 33.7(29.8~37.7) | −6.5(−11.8~-1.3) | 0.02 * |
| C0-7angle | 39.7(36.1~43.7) | 32.9(29.5~36.3) | 6.9(1.0~12.8) | 0.02 * |
| C0-2ROM | 21.7(18.6~24.7) | 24.8(20.9~28.7) | −3.1(−8.2~2.0) | 0.23 |
| C2-7ROM | 20.9(18.1~23.9) | 19.8(14.6~24.9) | 1.2(−4.2~6.6) | 0.66 |
| C0-7ROM | 42.8(39.2~46.6) | 40.9(35.2~46.7)) | 1.9(−4.7~8.5) | 0.57 |
| C0-2/C0-7 | 0.5(0.4~0.6) | 0.6(0.5~0.7) | −0.1(−0.2~0) | 0.03 * |
| C2-7/C0-7 | 0.5(0.4~0.6) | 0.5(0.4~0.6) | 0.0(−0.1~0.1) | 0.85 |
| T1slope | 29.3(26.9~32.3) | 23.3(20.3~26.3) | 6.0(1.7~10.3) | 0.01 * |
| Lumbar lordosis | 32.7(21.2~44.2) | 36.2(27.8~44.6) | −3.5(−20.2~13.2) | 0.64 |
| sacral slope | 36.0(32.6~43.8) | 39.1(31.0~47.2) | −3.0(−7.7~1.6) | 0.17 |
| pelvic tilt | 19.0(12.4~28.0) | 20.1(-2.7~42.9) | −1.1(−16.0~13.8) | 0.87 |
| pelvic incidence | 55.0(48.3~68.3) | 55.6(35.4~75.7) | −0.5(−13.4~12.3) | 0.93 |
CI, confidence interval; ROM, range of motion * Statistical significance (p < 0.05)