TABLE 1.
Demographics
| Variable n (%) or (mean ± std dev) | DISH (N = 100) | MI |
|---|---|---|
| Agea | 71.6 ± 12.4 | |
| Female | 20 (20%) | 51% |
| Ethnicity: Black | 28 (28%) | |
| White | 69 (69%) | |
| Other | 3 (3%) | |
| BMI | 30.4 ± 11.8 | |
| Smoking: current | 11 (11%) | |
| Former | 54 (55%) | |
| Never | 33 (34%) | |
| Diabetes | 54 (54%) | 12.3% |
| Renal dz. | 17 (17%) | 3.2% |
| Autoimmune dz. | 4 (4%) | |
| History of radiation | 11 (11%) | |
| Family history | 0 | |
| DISH location | ||
| C | 70% | |
| T | 7% | |
| Multiple | 23% | |
| Cervical OPLL | 92 (15%) |
BMI, body mass index; C, cervical; DISH, diffuse idiopathic skeletal hyperostosis; dz., disease; MI, Michigan; OPLL, ossification of the posterior longitudinal ligament; T, thoracic.
a
Age was taken at the time of data collection in 2019.
Demographic data showing the baseline characteristics of the patient population. Rates of female sex, diabetes, and renal disease in the general Michigan population are provided for comparison.