Clinical Effeicacy of Intrathoracic Impedance Monitoring in Patients with Left Ventricular Systolic Dysfunction

Clinical Effeicacy of Intrathoracic Impedance Monitoring in Patients with Left Ventricular Systolic Dysfunction - Clinical Effeicacy of Intrathoracic Impedance Monitoring in Patients with Left Ventricular Systolic Dysfunction.

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000003640

Enrollment

120

Registered

2010-05-19

Start date

2007-07-01

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

Heart failure

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.patients with left ventricular ejection fraction <35% 2. successful implantation of ICD or CRTD 3. Class I or II ICD indication

Exclusion criteria

Exclusion criteria: chronic renal failure (Serum-Cre > 3.0mg/dl), Severe anemia (Hb < 10g/dl), Chronic obstructive pulmonary disease, pocket infection or severe hematoma after implantation,severe pleural effusion, prior device infection, prior acute myocardial infarction within 6 months, pregnancy and breastfeeding, cardiac transplant, life expectancy <1 year

Design outcomes

Primary

Measure	Time frame
positive predict value	—

Secondary

Measure	Time frame
1. sensitivity, specificity and false positive of fluid index 2. optimal fluid index value 3. duration between alert and heart failure event	—

Countries

Japan

Contacts

Public ContactYoshimitsu Soga

Kokura Memorial Hospital cardiology

sogacchy@yahoo.co.jp

Outcome results