Predictors of persistent postural-perceptual dizziness in new-onset benign paroxysmal positional vertigo: a prospective cohort study in Japanese tertiary setting

Predictors of persistent postural-perceptual dizziness in new-onset benign paroxysmal positional vertigo: a prospective cohort study in Japanese tertiary setting - Predictors of persistent postural-perceptual dizziness in new-onset benign paroxysmal positional vertigo: a prospective cohort study in Japanese tertiary setting

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000021391

Enrollment

200

Registered

2016-03-09

Start date

2016-03-09

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

benign paroxysmal positional vertigo:BPPV persistent postural-perceptual dizziness: PPPD

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) patients diagnosed as benign paroxysmal positional vertigo 2) from onset, after 28 days and 55 days

Exclusion criteria

Exclusion criteria: 1) the patient who possesses PPPD already 2) the patient with BPPV in the past for 1 year 3) the patient with inner ear diseases 4) the patient for whom it's difficult to understand and continue 5) the patient with serious mental diseases 6) Other reasons inadequate for study participation

Design outcomes

Primary

Measure	Time frame
the onset of persistent postural-perceptual dizziness (PPPD)	—

Secondary

Measure	Time frame
The following data, 1 month later and 4 months later from onset Vertigo Symptom Scale-short form Dizziness Handicap Inventory Hospital Anxiety and Depression Scale NEO Five Factor Inventory Nystagmus	—

Countries

Japan

Contacts

Public ContactKayoko Kabaya

Nagoya City University Graduate School of Medical Sciences Department of Otolaryngology - Head and Neck Surgery

kabaya@med.nagoya-cu.ac.jp052-853-8256

Outcome results