23 April 2026 : Clinical Research
Pedicle Screw Loosening After Lumbar Spinal Stenosis Surgery and an Analytical Review of Recurrent Loosening: Based on Revision Surgery Experience
Ömer Faruk Şahin
DEF 1*, Oğuzhan Uzlu DEF 2, Halil İbrahim Açıkgöz B 1, Bekir Tunç F 1, Durmuş Oğuz Karakoyun A 3, Egemen Ünal C 4, Mağruf İlkay Yapakcı B 1
DOI: 10.12659/MSM.951549
Med Sci Monit 2026; 32:e951549
Table 3 Comparison of clinical variable means of group A and group B.
| BMI | T-Score | Age | ||
|---|---|---|---|---|
| Grup A | Mean | 28.58 | −0.70 | 56.25 |
| SD | 5.67 | 0.94 | 13.46 | |
| Median | 28.45 | −0.55 | 59.50 | |
| Interquartile range | 24.125 to 33.175 | −1.725 to 0.075 | 45 to 66.5 | |
| Grup B | Mean | 30.24 | −1.79 | 65.11 |
| SD | 2.92 | 0.58 | 6.85 | |
| Median | 30.50 | −1.90 | 67.00 | |
| Interquartile range | 27.25 to −32.10 | −2.4 to −1.05 | 61 to 67 | |
| P value | 0.541 | 0.021 | 0.200 | |
| Cohen’s d effect size | 0.803 | 1.395 | 0.829 |