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Airway assessment using parameters like Upper Lip Bite Test, Hyomental Distance Ratio and Modified Mallampatti Classification and their comparison in prediction of difficult intubation and laryngoscopy

Comparison of Upper Lip Bite Test , Hyomental Distance Ratio and Modified Mallampatti Classification when used alone and in different combinations for predicting difficult laryngoscopy and intubation: A prospective , comparative , observational study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2019/02/017401
Enrollment
251
Registered
2019-02-01
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: - Health Condition 2: - Health Condition 3: -

Interventions

Control Intervention1: Upper Lip Bite Test, Hyomental Distance Ratio, Modified Mallampatti Classification: Using above mentioned parameters in airway assessment and predicting anticipation of difficul

Sponsors

Lilavati Hospital and Research center
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: ASA I, II,III Age above 18 years Males & Females

Exclusion criteria

Exclusion criteria: History of burns/ neck contracture Trauma to airway Patient with tumours or mass of facial/cranial/cervical region Trauma to cervical/cranial/facial region Edentulous Need awake intubation

Design outcomes

Primary

MeasureTime frame
Sensitivity, Specificity, postive predictive and negative predictive value of upper lip bite test, hyomental distance ratio, modified Mallampatti classification in predicting difficult airway and intubation when used alone and in combinations.Timepoint: Upper lip bite test, hyomental distance ratio, modified Mallampatti classification will be assessed preoperatively and Cormack Lehane grading will be assessed during laryngoscopy—

Secondary

MeasureTime frame
Use of upper lip Bite test and Hyomental distance ratio on regular basisTimepoint: Preoperative assessment—

Countries

India

Contacts

Public ContactDr Supriya Pabalkar

Lilavati Hospital and Research Center

drsatishkulkarni@yahoo.com9821321063

Outcome results

None listed

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