A method comparison study of FeNO measurements, between the NOA280i and the NIOX VERO

A method comparison study of FeNO measurements, between the NOA280i and the NIOX VERO - A method comparison study of FeNO measurements, between the NOA280i and the NIOX VERO

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000020803

Enrollment

100

Registered

2016-02-01

Start date

2016-02-01

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

asthma

Interventions

FeNO values are measured in all participants, using both the NIOX VERO and the NOA280i. Three acceptable measurement is performed with each device.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Asthmatic patients who give written informed consent to this study.

Exclusion criteria

Exclusion criteria: Those who need oxygenation. Those who can not perform technically adequate measurements.

Design outcomes

Primary

Measure	Time frame
Coefficient calculated for FeNO values obtained with the NOA280i and the NIOX VERO	—

Secondary

Measure	Time frame
Bland-Altman plot used to assess agreement between FeNO values obtained with the NOA280i and the NIOX VERO	—

Countries

Japan

Contacts

Public ContactTaisuke Akamatsu

Shizuoka General Hospital Pneumology

taisuke-akamatsu@i.shizuoka-pho.jp054-247-6111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026