CClinicalTrials.gg
CompletedNCT01688661Updated Apr 24, 2013

The Effects of Age and Gender on the Advantage of Sniffing Position for Laryngoscopic View

An observational study in Laryngeal View, sponsored by Kyung Hee University Hospital at Gangdong. Completed at 1 site in Korea, Republic of. Open to participants aged 18 Years to 90 Years. Per ClinicalTrials.gov, last updated 2013-04-24.

Sponsored by Kyung Hee University Hospital at Gangdong · Observational

Study type
Observational
Model
Case-crossover
Time perspective
Prospective
Enrollment
200
Ages
18 Years to 90 Years
Sex
All
01

Study summary

The sniffing position has been regarded as a standard position for direct laryngoscopic view. This study evaluated the effects of the age and gender on the advantage of the sniffing position compared with simple head extension for laryngeal view during direct laryngoscopy.

02

Conditions studied

  • Laryngeal View
03

In context

Lead sponsor

Kyung Hee University Hospital at Gangdong is the lead sponsor of 22 studies on the registry; 1 is open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 90 Years
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Probability sample

Study population

adult patients who are scheduled for elective surgery under general anesthesia

Inclusion criteria

    • Patients who are scheduled for elective surgery under general anesthesia

Exclusion criteria

Exclusion Criteria:

    • Patients with anatomical defects of the face, neck, or upper airway
05

Study design

Observational model
Case-crossover
Time perspective
Prospective
Enrollment
200 participants (actual)
06

What researchers measure

Primary outcomes

  1. the percentage of glottic opening

    Time frame: during laryngoscopy

07

Study locations

1 site
  • Kyung Hee University Gangdong Hospital
    Seoul, Korea, Republic of
08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Apr 24, 2013, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT01688661
Lead sponsor
Kyung Hee University Hospital at Gangdong
Responsible party
Jong-Man Kang (Associate professor, Kyung Hee University Hospital at Gangdong) — Principal investigator
First posted
Sep 20, 2012
Start date
Aug 2012
Primary completion
Mar 2013
Completion
Mar 2013
Last update
Apr 24, 2013
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Apr 2013. You cannot join it, but the record below documents what was studied.

Follow this study

Get an email when the registry record changes — status, dates, results — or when someone posts here.

Sign in to follow

Discussion

Questions and observations about this study, from anyone following it. Not medical advice, and not a channel to the study team — their contact details are on the registry record.

Sign in to join the discussion. Reading takes no account; posting does. You choose a display name, and a pseudonym is the default.

Nothing here yet. If you are running this trial, taking part in it, or weighing whether to, this is the place to say so.

Start the discussion