Table 2.
Odds Ratio for CT HU and BV/TV in TMJOA.
| CT HU |
BV/TV |
|||||
|---|---|---|---|---|---|---|
| OR (IOR) | 95% CI | P Value | OR (IOR) | 95% CI | P Value | |
| Unadjusted | 0.9991 (0.5088) | 0.9982, 1.0001 | 0.068 | 0.8081 (0.1742) | 0.6943, 0.9405 | 0.006 |
| Adjusteda | 0.9989 (0.4206) | 0.9977, 0.9999 | 0.049 | 0.8096 (0.1769) | 0.6884, 0.9520 | 0.011 |
BMI, body mass index; BV/TV, bone volume fraction; CI, confidence interval for OR; CT HU, computed tomography Hounsfield unit; IOR, interquartile odds ratio (odds ratio for increase from 25th percentile to 75th percentile); OR, odds ratio for 1-unit increase; TMJOA, temporomandibular joint osteoarthritis.
a
Includes all confounding factors (age, smoking, alcohol, BMI, poor socioeconomic status, psychological illness, misaligned teeth, poor dental treatment history, TMJ dislocation, mastication habits).