Clinical research of predicting acute exacerbations of asthma by peak expiratory flow (PEF)

Status

Active, not recruiting

Phases

Phase 4

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR-OCH-10001103

Enrollment

Unknown

Registered

2010-10-26

Start date

2010-12-01

Completion date

Unknown

Last updated

2017-04-18

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

Conditions

asthma

Interventions

Group children:Test peak expiratory flow (PEF)

Group Adult:Test peak expiratory flow (PEF)

Eligibility

Sex/Gender

All

Age

5 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. Adult asthma according to the diagnostic criteria of asthma prevention and treatment guidelines in 2008; 2. Children's asthma refers to the diagnostic criteria of asthma prevention and treatment guidelines in children in 2008; 3. Able and willing to provide signed informed consent.

Exclusion criteria

Exclusion criteria: 1. Patients with chronic obstructive pulmonary disease and asthma; 2. Patients with serious heart, brain, liver and kidney disease; 3. Patients with mental illness; 4. Patients which the researchers believe that its not appropriate for them in this study.

Design outcomes

Primary

Measure	Time frame
peak expiratory flow (PEF);	—

Countries

China

Contacts

Public ContactTaihua Wu

wutaihua@sina.com+86 15541190977

Outcome results

None listed

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