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The effect of preoperative fasting time on the incidence of spinal anaesthesia related low blood pressure among adult patients scheduled for elective surgeries

The impact of preoperative fasting duration on the incidence of spinal anaesthesia induced hypotension among adult patients scheduled for elective surgery: A prospective observational study - Nil

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2024/04/066555
Enrollment
363
Registered
2024-04-30
Start date
Unknown
Completion date
Unknown
Last updated
2024-05-27

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: 4- Measurement and Monitoring

Interventions

Intervention1: NIL: NIL Control Intervention1: NIL: NIL

Sponsors

Nil
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Patients with a recorded time of last clear fluid intake on the day of surgery. ASA physical status I & II

Exclusion criteria

Exclusion criteria: 1. ASA PS III and above 2. Preoperative heart rate less than 45 beats/minute 3. Preoperative mean arterial blood pressure less than 65 mmHg 4. Obesity with BMI more than 30 5. Height less than 150 cm and more than 180 cm 6. Weight less than 50 kg and more than 80 kg 7. Patients with cardiac arrhythmia, or on rate/vascular tone modulation therapy 8. Patients who received intravenous fluid administration during the preanaesthesia fasting period 9. Pregnant women and lactating mothers 10. Patients unwilling to participate in the study

Design outcomes

Primary

MeasureTime frame
To determine the preoperative fasting duration specific effect on incidences of low systolic blood pressure in the early phase (0-5 min) and secondary phase (6-30 min) after Spinal anaesthesia induction.Timepoint: Early phase (0-5 min) Secondary phase (6-30 min)

Secondary

MeasureTime frame
To determine the association between clear fluids fasting duration and the incidence of low blood pressure To observe any association between clear fluids fasting duration and occurrence of Nausea, vomiting, shivering, discomfort, allergic reaction, or any other complications Timepoint: Initial 5 to 30 mins

Countries

India

Contacts

Public ContactDr Aloka Samantaray

Sri Venkateswara Institute of medical sciences(SVIMS)

aloksvims@gmail.com9493547653

Outcome results

None listed

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