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Table 5 Dental status and rehabilitation procedures in the literature for IORN in the lower jaw

From: Dental status, dental treatment procedures and radiotherapy as risk factors for infected osteoradionecrosis (IORN) in patients with oral cancer – a comparison of two 10 years’ observation periods

Author group

Dental status

Rehabilitation procedures

Remarks

Frydrych and Slack-Smith 2011 (n = 82)

No information

No information

Average (median) date of last dental visit: 66.76 months (18 months) before radiotherapy

Guggenheimer and Hoffman 1994 (n = 947)

Edentulous: 59%

No information

 

Partially edentulous: 9%

Poor dentition with no replacement: 14%

Intact dentition: 18%

Maier et al. 1993 (n = 100)

Tumour vs. control patients: Tartar > 3 mm: 40.91 vs. 21.98%

No information

Tumour vs. control patients

Never tooth brushing 44.9 vs. 23.5%

Decayed teeth >50% : 27.2 vs. 3.9%

Dental visit more than once a year: 6% vs. 43.5%

Lockhart and Clark 1994 (n = 131)

Alveolar bone loss: 66%

Needing dental care: 97%

Noncompliant with routine dental care: 76%

Clinical caries: 71%

Did not seek the indicated treatment: 81%

Noncompliant with routine oral hygiene: 65%

Failing restorations: 91%

Jham et al. 2008 (n = 207)

Periodontal disease: 41%

No information

 

Residual root: 21.2%

Caries 12%

 

Unerupted tooth: 5.8%