Table 3.
Descriptive statistics and comparison of the results regarding gravidity
| Variables | Gravidity = 1 | Gravidity = 2–4 | Gravidity ≥ 5 | p |
|---|---|---|---|---|
| Age, mean ± SD | 46.40 ± 3.84 | 46.94 ± 8.82 | 48.64 ± 6.93 | 0.074£ |
| BMI, mean ± SD | 27.20 ± 1.90 | 28.91 ± 4.45 | 29.89 ± 3.49 | 0.191£ |
| Disease duration (months), mean ± SD | 3.60 ± 2.64a | 4.64 ± 3.14a | 9.77 ± 5.01b | < 0.01£ |
| VAS score, mean ± SD | 5.20 ± 1.92a | 6.24 ± 1.14a | 8.16 ± 1.49b | < 0.01£ |
| ODI score, mean ± SD | 11.80 ± 3.96a | 16.47 ± 6.11a | 28.28 ± 7.62b | < 0.01£ |
| Modic change, n (%) | ||||
| None | 4 (40.0) | 8 (23.5) | 8(8.9) | < 0.05* |
| Type 1 | 6 (60.0) | 20 (58.8) | 40 (44.4) | |
| Type 2 | 0 (0.0) | 6 (17.7) | 42 (46.7) | |
| Type 3 | 0 (0.0) | 0 (0.0) | 0 (0.0) | |
| Schmorl’s nodes, n (%) | ||||
| None | 10 (100.0) | 20 (58.8) | 42 (46.7) | 0.075* |
| Yes | 0 (0.0) | 14 (41.2) | 48 (53.3) | |
| Sacral slope, mean ± SD | 39.66 ± 5.55 | 40.59 ± 9.71 | 40.05 ± 7.41 | 0.962£ |
| Pelvic tilt, mean ± SD | 12.94 ± 6.97 | 15.60 ± 7.47 | 15.22 ± 6.45 | 0.736£ |
| Pelvic incidence, mean ± SD | 62.90 ± 10.29 | 62.67 ± 9.67 | 59.89 ± 11.40 | 0.611£ |
| L1-S1 lordosis angle, mean ± SD | 58.08 ± 5.47 | 54.38 ± 12.64 | 54.11 ± 12.93 | 0.798£ |
| L1-L2 lordosis angle, mean ± SD | 3.50 ± 1.54 | 3.51 ± 2.23 | 4.42 ± 2.99 | 0.450£ |
| L2-L3 lordosis angle, mean ± SD | 8.00 ± 2.59 | 7.04 ± 3.18 | 7.01 ± 4.02 | 0.855£ |
| L3-L4 lordosis angle, mean ± SD | 11.92 ± 5.17 | 10.68 ± 4.56 | 10.95 ± 5.68 | 0.903£ |
| L4-L5 lordosis angle, mean ± SD | 23.98 ± 6.46 | 20.27 ± 6.38 | 18.21 ± 7.37 | 0.179£ |
| L5-S1 lordosis angle, mean ± SD | 20.90 ± 6.72 | 25.37 ± 6.94 | 20.48 ± 7.05 | 0.055£ |
There is no statistically significant difference between the groups indicated with the same letter in the same column (p > 0.05). The lettering was made according to the results of Duncan's multiple-range test. Significant p values are written in bold
BMI body mass index, ODI Oswestry Disability Index, VAS visual analog scale
#Fisher Freeman HaltonTest
£ANOVA the comparison of the groups with significant differences was performed using DUNCAN multiple comparison test
*Independent t test