Dry mouth and Halitosis among Parkinson's disease patients: subjective burden versus objective measurements

Dry mouth and Halitosis among Parkinson's disease patients: subjective burden versus objective measurements - none

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00009314

Enrollment

Registered

2016-10-19

Start date

2016-10-24

Completion date

Unknown

Last updated

2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

K11.7 R19.6 G20

Interventions

Group 1: 26 patients with M. Parkinson shall be compared with 26 healthy controls regarding the clinical Parameters: OHIPG14 (German Version of the Oral health Impact Profile), GOHAI (Geriatric Oral H

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: PD patients: Parkinson's disease diagnosed by a neurologist, being able to self-complete the questionnaires , and provision of written informed consent

Exclusion criteria

Exclusion criteria: PD patients: evidence of a persisting or recurrent malignant disease in the head and neck region or radiation/chemotherapy in the medical history, diagnosis of diabetes, Sjögren’s syndrome or other direct medical causes of xerostomia, significant medical dental problems with pain or inflammation within the last three months, planned extensive dental treatment, deep brain stimulation, and pregnancy or planned pregnancy during the study; Controls: disease, daily medications

Design outcomes

Primary

Measure	Time frame
Differences between study populations in the differentiated diagnosis of the oral health situation especially with regard to dry mouth and halitosis shall be measured at one appointment with 1.) objective whole saliva amount measurements 2.) OHIPG-14 (German Version of the Oral health Impact Profile) 3.) Objective measurements of the Volatile Sulfur compounds for the diagnosis of halitosis with the OralChroma 4.) organoleptic halitosis score 5.) selfassessment of dry mouth and halitosis via questionnaires.	—

Measure

Time frame

Differences between study populations in the differentiated diagnosis of the oral health situation especially with regard to dry mouth and halitosis shall be measured at one appointment with 1.) objective whole saliva amount measurements 2.) OHIPG-14 (German Version of the Oral health Impact Profile) 3.) Objective measurements of the Volatile Sulfur compounds for the diagnosis of halitosis with the OralChroma 4.) organoleptic halitosis score 5.) selfassessment of dry mouth and halitosis via questionnaires.

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Countries

Germany

Contacts

Public ContactAnna Greta Barbe

Uniklinik Köln

anna.barbe@uk-koeln.de00492214787174

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026