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comparison of different indices in predicting difficult airway

Comparison of the Ratio of patients height to thyromental distance versus the Modified Mallampati versus the Upper Lip Bite Test in predicting difficult laryngoscopy

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2018/05/014321
Enrollment
100
Registered
2018-05-31
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

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

Conditions

Health Condition 1: null- ASA 2

Interventions

None listed

Sponsors

Kerala Institute Of Medical Science
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1.ASA Physical status 1-3 2.Patients posted for elective surgeries schedule to receive general anesthesia (Orthopedic, ENT, Abdominal, Urologic and Gynecological procedures) 3.Age between 18-65 years.

Exclusion criteria

Exclusion criteria: 1.Uncooperative and unwilling patients. 2.History of burns, trauma or surgeries to airway. 3.Tumors or mass in the neck or the airway. 4.Patients with restricted mobility at neck and mandible. 5.Patients with inability to sit, edentulous or need awake intubation.

Design outcomes

Primary

MeasureTime frame
To compare the predictive value of ratio of patientâ??s height to thyromental distance, modified Mallampati classification, and upper lip bite test in difficult laryngoscopy Timepoint: september 2019—

Secondary

MeasureTime frame
not applicable Timepoint: not applicable—

Countries

India

Contacts

Public ContactSherly John

Kerala Institute Of Medical Science

sherlyjohn24@gmail.com8129603624

Outcome results

None listed

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