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Development of pulmonary adaptations in breathhold diver beginners

Development of pulmonary adaptations in breathhold diver beginners

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00003448
Enrollment
11
Registered
2012-02-07
Start date
2012-02-15
Completion date
Unknown
Last updated
2025-04-07

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

Conditions

Healthy volunteers: Sports scientific research on breath hold divers

Interventions

Group 1: Breath hold divers, at least 4x/month apnea training, < 80 scuba dives/year

Sponsors

Uniklinik Freiburg, Abteilung Pneumologie
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: breathhold diver beginner, diving medicine examination without pathological findings

Exclusion criteria

Exclusion criteria: respiratory deseases, cardial or neuromuscular or HNO comorbidities, more than 80 dives in scuba diving

Design outcomes

Primary

MeasureTime frame
statistical significant alteration in central respiratory drive at rebreathing of 6% and 9& CO2 in comparison to baseline; spirometric measurements via CO2-rebreathing method; assessment every 4 months over a period of 3 years

Secondary

MeasureTime frame
lung function parameters in bodyplethysmography, increase in lung volume after lung packing in spirometry; assessment every 4 months over a period of 3 years

Countries

Germany

Contacts

Public ContactTobias Scholz

Universitätsklinikum Freiburg Abteilung Pneumologie

tobias.scholz@uniklinik-freiburg.de076127037070

Outcome results

None listed

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