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Prediction of difficult intubation using neck dimensions

Prediction of difficult intubation using neck-circumference thyromental distance ratio (NC/TMD)in obese and non-obese patient .A prospective observational study in department of anaesthesia SMS MEDICAL COLLEGE JAIPUR - Nil

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2025/07/091203
Enrollment
60
Registered
2025-07-18
Start date
Unknown
Completion date
Unknown
Last updated
2025-07-21

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

Conditions

Health Condition 1: O- Medical and Surgical

Interventions

Intervention1: Nil: Nil

Sponsors

depatment of anasthesia sms medical college and attached hospitaljaipur
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1.Patients aged 18-45 years old of either gender 2.ASA Grade physical status 1st and 2nd 3.Undergoing elective surgeries under general anaesthesia with orotracheal intubation 4.Those giving consent to participate in the study

Exclusion criteria

Exclusion criteria: 1. Patients having Craniofacial anomaly 2.Patients having Airway pathology 3.Patients having Morbid obesity 4.Patients having Restricted neck movement or temporomandibular joint movement 5.Patients that are Edentulous Pregnant women Requiring rapid sequence intubation

Design outcomes

Primary

MeasureTime frame
1. Mean NC/TMD RATIO 2. Mean Intubation difficulty score(IDS) 3. Mean SMD 4. Mean Inter incisor gap 5. Mean Modified mallampatti grade 6. Mean of Body Mass Index(BMI) in kg/m2 Timepoint: Within one hour of induction of anasthesia—

Secondary

MeasureTime frame
Compare NC/TMD with other predictors like BMI,NC,TMD and SMDTimepoint: Same time as primary—

Countries

India

Contacts

Public ContactDrupasana Roy

sms hospital jaipur

vkothari66@gmail.com9828020186

Outcome results

None listed

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