Self-Perceived Difficulty in Job Performance by Working Patients with Uveitis: Global Assessment and by Subscales of Work Demands.

Purpose: To evaluate a worker's self-perceived difficulty in job performance as a whole and by subscales of job demands in a sample of working patients with uveitis and to analyze the relationship with sociodemographic, occupational, and clinical variables.

Methods: A cross-sectional, cross-association study was conducted. Participants completed the Work Role Functioning Questionnaire (WRFQ) to assess self-perceived difficulty in job performance.

CVS-Q teen: an adapted, reliable and validated tool to assess computer vision syndrome in adolescents.

Adolescents' extensive use of digital devices raises significant concerns about their visual health. This study aimed to adapt and validate the computer vision syndrome questionnaire (CVS-Q) for adolescents aged 12-17 years. A mixed-method sequential design was used.

Work Productivity and Activities of Daily Living in Working Patients with Uveitis.

Purpose: To assess self-reported impairment of work productivity and activities of daily living and the indirect costs of absenteeism in a sample of working patients with uveitis and to examine their association with sociodemographic, occupational, and clinical variables.

Methods: We conducted a cross-sectional, cross-association study. Participants completed the self-administered Work Productivity and Activity Impairment Questionnaire uveitis 2.

Cross-cultural validation into Portuguese of a questionnaire to assess computer vision syndrome in workers exposed to digital devices.

Purpose: As digital devices are increasingly used at work, valid and reliable tools are needed to assess their effect on visual health. This study aimed to translate, cross-culturally adapt, and validate the Computer Vision Syndrome Questionnaire (CVS-Q©) into Portuguese.

Methods: A 5-phase process was followed: direct translation, synthesis of translation, back-translation, consolidation by an expert committee, and pretest.

The Chinese version of the Computer Vision Syndrome Questionnaire: translation and cross-cultural adaptation.

Background: The Spanish version of the Computer Vision Syndrome Questionnaire (CVS-Q) is a validated instrument, with good psychometric properties, to measure Computer Vision Syndrome (CVS) in workers using Video Display Terminals (VDTs). To date, there are no known valid instruments in Chinese for the assessment of CVS despite the high exposure to VDTs at work that this population presents. For this, the purpose of this study is to translate and cross-culturally adapt the CVS-Q into Chinese.

Prevalence and risk factors of computer vision syndrome-assessed in office workers by a validated questionnaire.

Background: Computer vision syndrome (CVS) is a common occupational health problem, but its clinical definition, prevalence and risk factors are not well defined. In general, non-validated diagnostic instruments have been used to assess its prevalence. For this reason, the aim of this study is to estimate the prevalence and potential risk factors for CVS using a validated questionnaire.

What Are the Dry Eye Questionnaires Available in the Scientific Literature Used for? A Scoping Review.

Purpose: Dry eye disease (DED) is a frequent chronic ophthalmic condition. Its diagnosis includes tests and patient reported outcomes (PRO) questionnaires. Although many PRO dry eye questionnaires (PRO-DEQs) are available, they differ greatly from each other and not all have been validated.

[CVS-Q teen©: computer vision syndrome in adolescents and its relationship with digital textbooks].

Objective: To analyse the prevalence and progression of computer vision syndrome in secondary and high school students with the CVS-Q© adapted and validated for adolescents, depending on whether they use textbooks or digital books.

Method: The CVS-Q© will be adapted by a pilot study in adolescents and a nominal group of visual health specialists, teachers and parents. The resulting version (CVS-Q teen©) will be tested to confirm its quality and applicability and a validation study will be done with visual tests, retest and psychometric analysis.

Translation, cross-cultural adaptation and validation of the Computer Vision Syndrome Questionnaire into Persian (CVS-Q FA).

Purpose: To translate, cross-culturally adapt and validate the Computer Vision Syndrome Questionnaire (CVS-Q) into Persian.

Methods: This study was carried out in 2 phases: (1) the CVS-Q was translated and cross-culturally adapted into Persian and (2) the validity and reliability of CVS-Q FA were assessed in a cross-sectional validation study. An expert committee composed of 15 optometrists evaluated content validity (item-level (I-CVI) and scale-level (S-CVI) content validity index were calculated).

Rasch-Validated Italian Scale for Diagnosing Digital Eye Strain: The Computer Vision Syndrome Questionnaire IT©.

The use of digital devices affects eye health; this can influence the performance of workers. To assess this impact, validated patient-reported outcome questionnaires are needed. The purpose of this study was to validate the psychometric properties of the Italian version of the Computer Vision Syndrome Questionnaire (CVS-Q©) using Rasch analysis.

Computer vision syndrome in healthcare workers using video display terminals: an exploration of the risk factors.

Aims: To estimate the prevalence of computer vision syndrome (CVS) in healthcare workers and its relationship to video display terminal (VDT) exposure, sociodemographic, optical correction and work characteristics, and to analyse whether there are differences among occupational groups.

Design: Cross-sectional study.

Methods: A sample of 1179 physicians and surgeons, nurses, and nursing assistants from two hospitals in Spain between January 2017 and February 2018 were invited to participate in this study.

Randomised controlled trial of an accommodative support lens designed for computer users.

Purpose: Accommodative support (AS) lenses are a low add progressive addition spectacle lens designed to ease symptoms in computer vision syndrome (CVS). The study aims to investigate if (1) AS lenses improve CVS symptoms; (2) binocular/accommodative functions predict a benefit from AS lenses and (3) wearing AS lenses for six months impacts on binocular/accommodative functions.

Methods: Pre-presbyopic adults with symptoms of CVS (Computer Vision Syndrome Questionnaire, CVS-Q , score ≥ 6) were randomly allocated to wear AS lenses or control single vision (SV) lenses.

Computer vision syndrome in presbyopic digital device workers and progressive lens design.

Purpose: To estimate the prevalence of computer vision syndrome (CVS) in presbyopic digital device workers using two ophthalmic progressive lens designs during the working day, and to analyse the association of CVS with sociodemographic, occupational, digital device exposure and refractive factors.

Methods: This time series, quasi-experimental design study included 69 presbyopic digital device workers (age range: 46-69 years; mean ± SD = 54.7 ± 5.

Computer vision syndrome prevalence according to individual and video display terminal exposure characteristics in Spanish university students.

Aim: To estimate the prevalence of computer vision syndrome (CVS) in university students and its relationship with sociodemographic and optical correction factors and exposure to video display terminal (VDT).

Methods: This cross-sectional study included 244 Spanish university students who responded to an anamnesis, a VDT exposure questionnaire and the Computer Vision Syndrome Questionnaire (CVS-Q ). A descriptive analysis was performed and the prevalence of CVS was calculated.

Prevalence of Computer Vision Syndrome and Its Relationship with Ergonomic and Individual Factors in Presbyopic VDT Workers Using Progressive Addition Lenses.

This cross-sectional study estimated computer vision syndrome (CVS) prevalence and analysed its relationship with video display terminal (VDT) exposure, as well as sociodemographic, refractive, environmental, and ergonomic characteristics in 109 presbyopic VDT workers wearing progressive addition lenses (PALs). Usual spectacles were measured with a lens analyser, and subjective refraction was performed by an optometrist. CVS was measured with the CVS-Q©.

Geometrical characterization of the corneo-scleral transition in normal patients with Fourier domain optical coherence tomography.

Purpose: To characterize the geometry at the corneo-scleral transition for a normal population and its correlation with other anatomic parameters of the eyeball.

Methods: Transversal epidemiologic study on a sample of 100 individuals (right eye) in different ethnic groups (Africans and Caucasians). All of them were examined with Fourier domain optical coherence tomography, auto-refractometer, topographer, and biometer to obtain the corneo-scleral angle (CSA) and additional clinical parameters.

Differences in Eye Health, Access to Eye Care Specialists and Use of Lenses among Immigrant and Native-Born Workers in Spain.

Latin American immigrants make up 49% of the total immigrant population in Spain, yet little is known about their eye health. The aim of this study is to determine if there are differences in self-perceived eye health, access to eye care specialists, and use of lenses between a sample of Latin American immigrant workers from Colombia and Ecuador, and native-born workers in Spain. We used data from the PELFI cohort (Project for Longitudinal Studies of Immigrant Families).

Usefulness of bandage contact lenses in the immediate postoperative period after uneventful myopic LASIK.

Purpose: To determine the usefulness of a silicone-hydrogel bandage contact lens (BCL) in the immediate postoperative period after uneventful myopic laser in-situ keratomileusis (LASIK).

Methods: The study design was randomized but not masked and data collection was prospective. This study comprised 51 consecutive myopic eyes intervened by means of the LASIK technique to compensate their refractive error.