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Table 1 Severity of chronic periodontitis and community-acquired pneumonia

From: Chronic periodontitis and community-acquired pneumonia: a population-based cohort study

Chronic periodontitis

ICD-10 (K05.30, K05.31, K05.32, K05.38, or K05.39)

Treatment code

Severity

Treatment

 

Mild

Scaling

U2232, U2233

Root planing

U2240

Moderate

Subgingival curettage

U1010

Severe

Tooth extraction

U4411, U4412

Periodontal flap operation - simple

U1051, U1052

Bone graft for alveolar bone defects

U1071, U1072

Guided tissue regeneration

U1081, U1082, U1083

Pneumonia

ICD-10 (J12, J13, J14, J15, J16, J17, or J18)

Form of visit

Community-acquired pneumonia

Excluded

Care involving dialysis (ICD-10, Z49)

Dependence on renal dialysis (ICD-10, Z99.2)

Problems related to care-provider dependency (ICD-10, Z74)

Pneumonia within 10 days from the last discharge

Admission