Phase variation of S. pneumoniae isolated from children with acute otitis media.

Phase variation of S. pneumoniae isolated from children with acute otitis media. - Phase variation of S. pneumoniae isolated from children with acute otitis media.

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000009194

Enrollment

Registered

2012-10-26

Start date

2011-01-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Acute otitis media

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Children below 15 years of ages with moderate and severe acute otitis media who had not previously been treated with antibiotics.

Exclusion criteria

Exclusion criteria: none

Design outcomes

Primary

Measure	Time frame
The decimal fraction of total colonies that were opaque was determined for each isolate from nasopharynx and middle ear fluids.	—

Countries

Japan

Contacts

Public ContactMuneki Hotomi

Wakayama Medical University Otolaryngology-Head and Neck Surgery

073-447-2300

Outcome results