Cardiac frequency in persons with visual deficienty

Not Applicable

• Conditions: Visual impairment. Blindness. Autonomic Nervous System. Heart Rate; M01.150.850; C10.597.751.941.162; A08.800.050; E01.370.600.875.500

• Registration Number: RBR-9sm9dp
• Lead Sponsor: Faculdade de Medicina do abc de Santo André.

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2019-04-10
• Last Update Posted: 29 May 2023

Recruitment & Eligibility

• Status: Recruitment completed
• Sex: Not specified
• Target Recruitment: Not specified

Inclusion Criteria

People of both sexes; over 18 years of age; with good visual acuity; healthy; and who do not need correctional lenses; such as glasses; will be eligible to form Group i. And people; also older than 18 years; both genders; but with visual impairment or blindness; in good general health; without other physical and mental disabilities; to constitute Group ii.
In this context; those who present visual acuity better than 20/30 in at least one eye will be admitted as participants of Group i; without visual impairment; and with visual impairment (Group II) those with visual acuity less than 20/70 and greater than 20/400 in the best eye; as blind people with visual acuity worse than 20/400; finger counts at 1 meter and even lack of light perception in the best eye according to criteria of the World Health Organization

Exclusion Criteria

Those who do not meet the clinical criteria described or who refuse to participate or continue in the survey will be excluded

Study & Design

• Study Type: Intervention
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Presentation of the expected outcome is the objective analysis of the blindness stress by monitoring the activity of the autonomic nervous system in the heart.;Primary outcome A cross-sectional study with intervention, with a duration of six months, will be performed, in which volunteers with normal vision (Group i) and students and users with visual impairment (Group ii) who attend the Pedagogical Support Center for Assistance to the Visually Impaired People of Acre (CAP-AC). Both groups live in Rio Branco, Acre, in the Brazilian Amazon.

Secondary Outcome Measures

Name	Time	Method
Secondary outcomes are not expected