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To compare the measured parameters of spirometry and Forced oscillation technique in COPD patients

To study correlation of spirometry and forced oscillometry in patients of chronic obstructive airway disease- retrospective observational study - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2025/08/092180
Enrollment
90
Registered
2025-08-01
Start date
Unknown
Completion date
Unknown
Last updated
2025-08-18

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

Conditions

Health Condition 1: J984- Other disorders of lung

Interventions

Intervention1: Nil: Nil Intervention2: NIL: NIL

Sponsors

DRHEYMA KRISHNA MANOHARAN
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Patient of COPD who have undergone spirometry and forced oscillometry will be selected for inclusion in the study after obtaining written informed consent.

Exclusion criteria

Exclusion criteria: Those patient who do not give consent.

Design outcomes

Primary

MeasureTime frame
1 To study the correlation of FEVI obtained by spirometry with R5, R5-R20, Ax, X5, Fres obtained by forced Oscillometry. 2.To study the correlation of FEF25-75 obtained by spirometry with R5, R5-R20, Ax, Fres, X5 obtained by forced oscillometry. 3.To study the correlation of postbronchodilator change in FEV1 with R5 and R5-R20. Timepoint: 1 To study the correlation of FEVI obtained by spirometry with R5, R5-R20, Ax, X5, Fres obtained by forced Oscillometry. 2.To study the correlation of FEF25-75 obtained by spirometry with R5, R5-R20, Ax, Fres, X5 obtained by forced oscillometry. 3.To study the correlation of postbronchodilator change in FEV1 with R5 and R5-R20.—

Secondary

MeasureTime frame
NILTimepoint: NIL—

Countries

India

Contacts

Public ContactDr Heyma krishna Manoharan

AIIMS RAJKOT

heymakrishna1993@gmail.com9131875109

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026