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Neck Circumference to Thyromental Distance Ratio: A Novel Predictor of Difficult Intubation in Non-Obese Patients

Correlation of ratio of neck circumference to thyromental distance for predicting difficult intubation in non obese patients. - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2025/02/080546
Enrollment
54
Registered
2025-02-13
Start date
Unknown
Completion date
Unknown
Last updated
2025-03-03

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: Z682- Body mass index (BMI) 20-29, adult

Interventions

Intervention1: Nil: Nil

Sponsors

Jigyasa Tigga
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Age Greater than 18 years ASA class I, II, III Body mass index- 18.5kg/m2-30kg/m2

Exclusion criteria

Exclusion criteria: Age below 18 years Refusal to participate Edentulous patients Pregnant Midline neck swelling Patient requiring rapid sequence induction or awake intubation Morbid Obesity Patients with burns, radiation of upper airway. Congenital anomaly of Head and Neck. MPG grade III or IV. Cervical spondylitis. Morbid Obesity BMI greater than 40kg/m2

Design outcomes

Primary

MeasureTime frame
To determine the incidence of difficult intubation in non obese patient.Timepoint: Proper insertion of the tracheal tube with conventional laryngoscopy required not more than 3 attempts or more than 10 minutes. "ASA- Difficult Endotracheal Intubation".—

Secondary

MeasureTime frame
To assess the correlation between the (NC/TM distance ratio) for determining intubation difficult score in patient undergoing general anesthesia.Timepoint: 1 year 2 months—

Countries

India

Contacts

Public ContactDr Smriti Bandhu

Bharat Ratna Late Shri Atal Bihari Vajpayee Memorial Medical College Pendri Rajnandgaon

drsmriti19@gmail.com7000562486

Outcome results

None listed

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