Table 1 Overview of risk categories and criteria for risk assessment used in the Västerbotten County, Sweden

General

• No disease or medication affecting teeth or gums

• Good oral hygiene

• Adequate diet and intake frequency

• Disease and/or medication with possible effect on teeth or gums

• Mediocre oral hygiene

• Partly inadequate diet

• Moderate dental anxiety

• Smoker or snuff user

• Disease or medication with significant effect on teeth and gums

• Poor oral hygiene

• Inadequate diet

• Severe dental anxiety

• Heavy smoker (> 20 cigarettes/day)

Caries

• No active enamel or dentin caries lesions

• 1–2 new caries lesions on caries prone surfaces

• New or moderate progression of enamel lesions

• ≥3 new caries lesions

• Extensive progression of several enamel lesions

• Lesions on non caries-prone surfaces

Periodontal

• Periodontal health

• Gingivitis and/or supragingival Calculus

• Bleeding-free gingiva and no pocket exceeding > 5 mm

• Periodontitis experience

• Localized periodontal problems/signs of local bone loss

• Bleeding and pocket depth of 5–6 mm

• Active periodontal disease with clinical radiographic attachment loss

• Subgingival calculus

• Peri-implantitis

Technical

• Intact teeth or few restorations

• Single root canal treatment of good quality

• Single crown or short bridge of good quality

• No or minimal abrasion of teeth

• Single large restoration

• Single restoration extending close to the pulp

• > 1 root canal treatment of good quality

• Erupting wisdom tooth in the lower jaw

• Tongue/lip piercing

• Moderate abrasion of teeth/TMD pain

• Crowns and/or bridges on healthy teeth with good occlusion

• Full or partial denture

• Several large restorations

• Several root canal treatments or root canal treatments of inadequate quality

• Wisdom tooth requiring surgery

• Tooth grinding/TMD pain

• Extensive erosion

• Tongue or lip piercing with damaged teeth or mucosa

• Extensive teeth or implant supported constructions