The Ability of Perfusion Index and Positional Perfusion Index Variation to Predict Spinal Anesthesia-induced Hypotension in Elderly Patients

The Ability of Perfusion Index and Positional Perfusion Index Variation to Predict Spinal Anesthesia-induced Hypotension in Elderly Patients: A Prospective Observational Study

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT05259124

Enrollment

Registered

2022-02-28

Start date

2022-06-03

Completion date

2023-08-23

Last updated

2023-08-25

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

Conditions

Spinal Anesthesia Induced Hypotension

Brief summary

In this study, we will test the ability of positional perfusion index variation to predict post-spinal anesthesia hypotension in elderly patients.

Interventions

DEVICEpositional perfusion index variation

positional perfusion index variation to predict spinal anesthesia-induced hypotension in elderly patients

Study design

Observational model

OTHER

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

65 Years to No maximum

Healthy volunteers

Inclusion criteria

* 65 years of age or more. * ASA score I & II. * Patients scheduled for surgeries under spinal anesthesia.

Exclusion criteria

* Negative consent. * pre-existing hypertension * Diabetes mellitus or autonomic neuropathy. * Emergency operations. * Absolute contraindications or failure to perform spinal anesthesia.

Design outcomes

Primary

Measure	Time frame	Description
The sensitivity of perfusion index postural change in predicting spinal anesthesia-induced hypotension in elderly patients.	30 minutes after spinal anesthesia	The sensitivity of incremental change of a measured perfusion index pre and post spinal anesthesia

Secondary

Measure	Time frame	Description
incidence of spinal anesthesia induced hypotension in elderly	30 minutes after spinal anesthesia	incidence of spinal anesthesia induced hypotension in elderly
• The sensitivity of supine perfusion index to predict spinal anesthesia-induced hypotension in elderly patients.	30 minutes after spinal anesthesia	• The sensitivity of supine perfusion index to predict spinal anesthesia-induced hypotension in elderly patients.
• The sensitivity of sitting perfusion index to predict spinal anesthesia-induced hypotension in elderly patients.	30 minutes after spinal anesthesia	• The sensitivity of sitting perfusion index to predict spinal anesthesia-induced hypotension in elderly patients.

Countries

Egypt

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026