Table 1 Demographic and clinical characteristics of study patients according to ORNJ
Variable | |
|---|---|
No. of patients | 124 |
Mean (SD) range (years) | 57.6 (10.1), 32–83 |
Sex (male/female) | 89/35 |
Chemoradiotherapy/ Radiotherapy only | 46/78 |
Type of primary tumor: | |
Tongue carcinoma | 41 (33.1%) |
Gingival carcinoma | 10 (8.1%) |
Buccal carcinoma | 9 (7.3%) |
Mouth floor carcinoma | 11 (8.9%) |
Oropharyngeal carcinoma | 23 (18.5%) |
Hard palate carcinoma | 3 (2.4%) |
Salivary gland carcinoma | 6 (4.8%) |
Carcinoma of jaw | 3 (2.4%) |
Maxillary sinus carcinoma | 4 (3.2%) |
Other | 14 (11.3%) |
Mean (SD) range time from end of radiotherapy to development of osteonecrosis of the jaws | 4.5 (5.1) years, 1 months-32 years |