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Correlation between oral hygiene, dental status, and colonization of the throat with beta-hemolytic streptococci type A in children in Tanzania

Correlation between oral hygiene, dental status, and colonization of the throat with beta-hemolytic streptococci type A in children in Tanzania

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00039870
Enrollment
1200
Registered
2026-04-09
Start date
2026-04-13
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Association between oral hygiene (assessment via questionnaire on quality of life and living conditions [Child-OIDP according to Mtaya], as well as additional questions on socioeconomic background), dental status (oral examination: dmft, PUFA, OHI-S), and colonization of the pharynx with beta-hemolytic group A streptococci (throat swabs – microbiological detection of beta-hemolytic group A streptococci) in children

Interventions

Group 1: Observational cohort (cross-sectional assessment) School children aged 5–16 years from primary schools in the Babati region (Manyara, Tanzania) undergo a one-time study assessment as part of

Sponsors

LMU Klinikum Abteilung für Kinderkardiologie und pädiatrische Intensivmedizin
Lead Sponsor

Eligibility

Sex/Gender
All
Age
5 Years to 16 Years

Inclusion criteria

Inclusion criteria: none

Exclusion criteria

Exclusion criteria: none

Design outcomes

Primary

MeasureTime frame
Prevalence of pharyngeal colonization with group A beta-hemolytic streptococci, determined by microbiological analysis of throat swabs at the time of examination

Secondary

MeasureTime frame
- Oral health status, measured by using the DMFT, PUFA, and OHI-S indices at the time of examination - quality of life, assessed by using the Child-OIDP questionnaire at the time of examination - Socioeconomic factors, assessed by using a questionnaire at the time of examination

Countries

Tanzania

Contacts

Public ContactNikolaus Haas

LMU- Kinderkardiologie und Pädiatrische Intensivmedizin

nikolaus.haas@med.uni-muenchen.de+4989440073941

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Aug 10, 2026