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Neurospine > Volume 19(4); 2022 > Article |
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Funding
Application Research and Promotion of Clinical Characteristics in Beijing (Z161100000516004).
Author Contribution
Conceptualization: XC, SP, YD, YZ, TX, WL, FZ, YS; Data curation: SC, YD, TX, WL, YS; Formal analysis: SC, XC, TX, WL, YS; Funding acquisition: XC, SP, YD, YZ, WL, FZ, YS; Methodology: SC, XC, YD, TX, WL, FZ, YS; Project administration: SC, XC, SP, YD, YZ, TX, FZ, YS; Visualization: SC, XC, SP, YZ, WL, FZ, YS; Writing - original draft: SC; Writing - review & editing: SC, YS
Group | Parameter | Preoperation | Postoperation | Correction rate after operation (%) | p-value (preop vs. postop) | LFU | Correction rate at LFU (%) | p-value (postop vs. LFU) |
---|---|---|---|---|---|---|---|---|
R | Structural Cobb angle (°) | 29.4 ± 12.5 | 5.3 (2.1,18.1) | 81.7 (38.0–90.3) | Z = -3.408, p = 0.001* | 4.2 (1.5–14.6) | 81.7 (46.7–92.2) | Z = -2.544, p = 0.057 |
Compensatory Cobb angle (°) | 19.3 ± 11.6 | 8.7 ± 6.8 | 59.6 (40.0–80.8) | t = 4.129, p = 0.001* | 7.7 ± 6.3 | 70.0 (36.9–89.9) | t = 1.019, p = 0.325 | |
Mandibular incline (°) | 7.4 ± 5.1 | 2.5 (2.1–4.3) | 53.7 (20.7–77.0) | Z = -2.386, p = 0.017* | 2.2 ± 1.7 | 77.8 (49.2–90.0) | Z = -1.789, p = 0.074 | |
Clavicle angle (°) | 4.8 ± 3.2 | 1.1 (0.5–2.3) | 56.2 (5.7–88.9) | Z = -1.875, p = 0.035* | 1.5 (0.5–2.3) | 65.7 (16.2–71.2) | Z = -0.881, p = 0.378 | |
Spine coronal balance (mm) | 30.3 (18.0–46.4) | 10.0 (6.7–29.0) | 52.2 (-5.3–77.6) | Z = -2.101, p = 0.036* | 12.4 (5.4–22.3) | 67.2 (0.0–78.8) | Z = -0.596, p = 0.551 | |
D | Structural Cobb angle (°) | 33.7 ± 14.1 | 12.8 ± 11.4 | 66.7 ± 23.4 | t = 11.197, p < 0.001* | 12.5 ± 11.0 | 67.7 ± 23.0 | t = 0.493, p = 0.630 |
Compensatory Cobb angle (°) | 19.9 ± 8.6 | 8.9 ± 7.7 | 59.7 ± 23.0 | t = 8.437, p < 0.001* | 8.3 ± 7.1 | 63.7 ± 20.8 | t = 0.819, p = 0.427 | |
Mandibular incline (°) | 4.5 ± 2.6 | 1.6 (0.3–4.4) | 44.2 ± 48.1 | Z = -2.543, p = 0.011* | 2.5 ± 1.8 | 55.3 (6.2–82.9) | Z = 0.183, p = 0.858 | |
Clavicle angle (°) | 4.0 ± 2.0 | 2.0 ± 1.7 | 40.0 (23.6–85.9) | t = 3.140, p = 0.008* | 1.3 ± 1.2 | 73.7 (44.3–94.4) | t = -1.749, p = 0.080 | |
Spine coronal balance (mm) | 25.9 ± 15.4 | 8.5 (6.3–22.1) | 28.7 ± 57.7 | Z = --3.006, p = 0.010* | 7.1 (4.6–17.8) | 61.1 (15.1–82.8) | Z = 0.600, p = 0.559 |
Variable | Group R (15 cases) | Group D (14 cases) | p-value |
---|---|---|---|
Sex, male:female | 7:8 | 8:6 | X2 = 0.318, p = 0.715 |
Age (yr) | 8.9 ± 3.3 | 9.9 ± 2.8 | t = -0.863, P= 0.396 |
Operation time per vertebra (min) | 243 ± 51 | 181 ± 55 | t = 3.146, p = 0.004* |
Blood loss per vertebra (mL) | 342 ± 183 | 123 ± 55 | t = 4.408, p < 0.001* |
Complication cases | 3/15 | 4/14 | X2 = 0.291, p = 0.682 |
Correction rate at LFU (%) | |||
Structural Cobb angle (°) | 81.7 (46.7–92.2) | 67.7 ± 23.0 | Z = -0.415, p = 0.683 |
Compensatory Cobb angle (°) | 70.0 (36.9–89.9) | 63.7 ± 20.8 | Z = -0.153, p = 0.879 |
Mandibular incline (°) | 77.8 (49.2–90.0) | 55.3 (6.2–82.9) | Z = -1.616, p = 0.106 |
Clavicle angle (°) | 65.7 (16.2–71.2) | 73.7 (44.3–94.4) | Z = -1.223, p = 0.234 |
Spine coronal balance (mm) | 67.2 (0.0–78.8) | 61.1 (15.1–82.8) | Z = -0.284, p = 0.777 |
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