25 August 2025 : Clinical Research
Effect of Long-Term Smoking on Cervical Disc Degeneration: A Retrospective Study
Murat KirazDOI: 10.12659/MSM.949466
Med Sci Monit 2025; 31:e949466
Table 2 Mean age and sex distribution among groups.
| No smoking (n=119) | Smoking 1–10 years (n=93) | Smoking >10 years (n=81) | P | ||
|---|---|---|---|---|---|
| Age | 47.45±15.83 | 47.46±13.7 | 49.20±12.62 | 0.648* | |
| Sex | Male | 57 (47.9%) | 51 (54.8%) | 41 (50.6%) | 0.604** |
| Female | 62 (52.1%) | 42 (45.2%) | 40 (49.4%) | ||
| * One-way ANOVA; ** Chi-square test. | |||||






