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Скорость обработки определяет дискриминативную способность задачи Go/No-Go на смартфоне при множественном склерозе.

ОБЗОР: Идентификация и долгосрочное измерение когнитивного ухудшения остаётся сложной задачей, поскольку традиционные оценки в основном зависят от эпизодического, личного проведения аналоговых шкал квалифицированными экзаменаторами. Технология смартфона предоставляет масштабируемый альтернативный подход, способный извлекать отдельные цифровые биомаркеры из непрерывных потоков сенсорных данных и событий. После интеграции нескольких когнитивных модулей в самопроводимый Neurological Functions Test Suite (NeuFun-TS), данное исследование оценивает клиническую полезность и дополнительную валидность

Совпадение в аннотации оригинала
BACKGROUND: Identifying and longitudinally measuring cognitive decline remains challenging because traditional assessments rely largely on episodic, in-person administration of analog scales by trained examiners. Smartphone technology provides a scalable alternative capable of extracting distinct digital biomarkers from continuous sensor and event streams. F…

A self-care smartphone application for midlife women with menopausal symptoms: A proof-of-concept study.

OBJECTIVES: A self-care smartphone application, JoyHer Pro, was developed to support midlife women experiencing menopausal symptoms by providing daily symptom tracking, personalized healthcare plan recommendations, and educational content. A proof-of-concept study was conducted to explore its feasibility and preliminary impact. METHODS: This single-arm pre-post study simulated a health checkup-based model of digital intervention. Ninety-one Japanese women aged 45-55 years with moderate menopausal symptoms used JoyHer Pro for six months. The primary outcome was the change in total scores on th…

Difficulties in Emotion Regulation Mediate the Association Between Peer Attachment and Problematic Use of Smartphone.

BACKGROUND: Problematic use of smartphone (PUS) is increasingly prevalent among adolescents and may be influenced by both peer relationships and emotion-regulation capacities. This study tested whether difficulties in emotion regulation mediate the association between peer attachment and PUS, and whether these pathways differ by gender, age, and school type. METHODS: A cross-sectional survey recruited 12,099 Chinese adolescents (mean age = 18.93 years, 58% female) through stratified cluster sampling. Participants completed validated measures of PUS, peer attachment, and the Difficulties in Em…

The Effect of Breastfeeding Counseling with Smartphone App on Breastfeeding Self-Efficacy, Breastfeeding Duration, and Problems.

BACKGROUND: Breastfeeding is essential for optimal infant growth and maternal health; however, low breastfeeding self-efficacy and insufficient counseling are major barriers to sustained breastfeeding. Mobile health (mHealth) applications offer accessible, continuous support that may enhance breastfeeding confidence, continuity, and effective problem-solving. AIM: To evaluate the effect of breastfeeding counseling delivered via a smartphone application on breastfeeding self-efficacy, breastfeeding duration, and breastfeeding-related problems. METHODS: This randomized controlled prospective s…

On-site food monitoring: a smartphone-readable carbon quantum dots sensor for ethanol and dimethylamine.

Carbon quantum dots were synthesized via microwave pyrolysis using o-phenylenediamine and dimethyl 2,2'-azobis(2-methylpropionate) as precursors. Through a solvent screening strategy, two types of functional CQDs were obtained and are denoted as DIW-CQDs and FA-CQDs, corresponding to their dispersion solvents, deionized water and formic acid, respectively. DIW-CQDs enable sensitive ethanol detection, whereas FA-CQDs exhibit a reversible fluorescence response to a dimethylamine-HCl system. Based on these properties, we developed portable dual-mode test strips. Combined with smartphone-based col…

Design and Usability Evaluation of a Smartphone Application for Postoperative Self-Management in Breast Cancer Patients.

INTRODUCTION: Postoperative care is essential for breast cancer patients due to the challenges of managing physical and psychological symptoms. With the rise of digital health technologies, smartphone applications have emerged as valuable tools for facilitating self-management in this patient population. OBJECTIVE: This study aimed to design, develop, and evaluate the usability of a smartphone application for postoperative self-management in breast cancer patients. METHODS: This applied-developmental study was conducted in three phases: determining and confirming the functional requirements …

How to Measure First Responders' Arrival Time in a Smartphone Alerting System? An observational study.

BACKGROUND: Out-of-hospital cardiac arrest remains a time-critical emergency in which early cardiopulmonary resuscitation and defibrillation are key to survival. Smartphone Alerting Systems (SAS) mobilize community first responders (CFR) rapidly, but accurate measurement of their arrival times remains challenging for system evaluation and optimization. METHODS: In this observational study, all activations of the SAS "Region of Lifesavers" in Freiburg, Germany, were analysed over a 12-month period (1/12/2023 - 30/11/2024). Response time was defined as the interval from system activation by the…

Agreement and diagnostic performance of a smartphone-based bilirubin assessment tool for screening neonatal hyperbilirubinemia.

BACKGROUND: Neonatal hyperbilirubinemia is common and may lead to severe neurological injury if not detected and treated promptly. Total serum bilirubin (TSB) remains the reference standard, while transcutaneous bilirubin (TcB) is commonly used for non-invasive screening. Smartphone-based bilirubin assessment may provide a supplementary approach for neonatal jaundice screening. OBJECTIVE: This study aimed to evaluate the agreement, correlation, and diagnostic performance of a self-developed mobile application for bilirubin measurement compared with TSB and TcB in screening neonatal hyperbilir…

Smartphone Addiction and Dry Eye Disease in Children: Exploring the Mediating Role of Sleep Disturbance.

PURPOSE: The aim of this study was to investigate the relationship between dry eye disease (DED) and smartphone addiction, and to explore the mediating effect of sleep disturbance on this relationship. METHODS: A total of 375 participants were recruited and surveyed using demographic questionnaires, 5-Item Dry Eye Questionnaire (DEQ-5), Sleep Disturbance Scale for Children (SDSC) and Smartphone Addiction Scale-Short Version (SAS-SV). Additionally, they were assessed for DED using the Keratograph 5M and corneal fluorescein staining. Regression analysis and the bootstrap method were used to inv…

How I Do It: OpenTrainer, An Open-Source Laparoscopic Surgery Simulator With a Smartphone Endoscope.

OBJECTIVE: To develop a low-cost DIY laparoscopic surgical simulator that uses a smartphone and can easily be replicated. DESIGN: (1) utilize fabrication methodologies available at most university or community makerspaces (2) utilize hardware and software that is easy to access and install (3) include training modules for the Fundamentals of Laparoscopic Surgery (FLS) exam. (4) provide a framework for developing surgery training modules. SETTING: Nonclinical collaboration between biomedical engineering and surgery departments at an academic medical center. PARTICIPANTS: N/A. RESULTS: The F…

Reliability of a Home-Based Smartphone Balance Assessment in Healthy Middle-Aged and Older Adults.

Smartphone accelerometry could enable longitudinal home-based balance testing, yet its reliability across tasks and outcome measures must be established. We assessed the test-retest reliability and measurement precision of a custom smartphone balance application. Sixty-nine healthy, community-dwelling middle-aged and older adults (ages 41-76 years) performed a 5 s home-based balance assessment weekly for 3 weeks. The assessment was directed by the application, which generated accelerometer-based sway metrics. Participants performed two 30 s trials each of feet together and tandem stance (eyes …

Promoting Physical Activity in People With Parkinson's Disease Through a Smartphone App: A Pilot Study.

BACKGROUND AND PURPOSE: Physical activity has beneficial symptomatic effects for people with Parkinson's disease (PD), but increasing-and sustaining-a physically active lifestyle remains challenging. We investigated the feasibility (ability to increase step counts) and usability of a behavioral intervention using a motivational smartphone application to remotely increase physical activity in PD. METHODS: We performed a 4-week, double-blind pilot trial. Thirty people with PD who were able to walk independently and did not take more than 7000 steps at baseline were randomized to minimal, modera…

Joint developmental trajectories of depressive symptoms, perceived stress in adolescence and their relationship with smartphone addiction.

INTRODUCTION: Mental health issues frequently cluster during adolescence, necessitating a deeper understanding of their developmental trajectories and their impact on behavioral outcomes like smartphone addiction. Based on diathesis-stress model and I-PACE model, this study examined the joint trajectories of depressive symptoms, family stress perception, and academic stress perception among adolescents and their relationship with smartphone addiction. METHODS: 12,074 Chinese adolescents (47.9% girls; M age = 12.28 ± 0.45 years) were assessed for depressive symptoms, perceived family stress an…

Self-Compassion as a Moderator Between Anxiety and Depressive Symptomatology and Problematic Use of the Internet and Smartphones.

Self-compassion is a psychological construct associated with enhanced well-being, which, to a lesser extent, has been examined in relation to addictive behaviors. The present study aims to: (1) examine gender differences in self-compassion, anxiety and depressive symptoms, and problematic Internet and smartphone use; (2) analyze the relationships among these variables; and (3) determine whether self-compassion moderates the association between anxiety and depressive symptomatology and problematic Internet and smartphone use. The sample consisted of 953 Spanish secondary school students aged 13…

The determination of patient-based experiences with smartphone-based report of awake bruxism using a diary.

OBJECTIVES: In recent years, a smartphone-based ecological momentary assessment (EMA) approach for assessing awake bruxism (AB) has attracted growing interest, both in clinical and research settings. The present study was designed to investigate subjects' experience using an EMA-based smartphone application to detect factors that could hamper or facilitate its use for clinical and research purposes. MATERIALS AND METHODS: Thirty-two patients with temporomandibular disorders (TMDs) pain (14 males, 18 females; mean age 28.3 ± 12.1 years) were recruited at the Orofacial Pain Unit of the Universi…

Problematic smartphone use is related to depression and anxiety: A transdiagnostic and three-sample network analysis.

Problematic smartphone use (PSU) is associated with depression and anxiety disorders. However, it remains unclear which PSU symptoms are the most important contributors to depression, anxiety, and their comorbidity. Therefore, we examined the symptom-level network of PSU and separate and comorbid depression and anxiety. Three regularized partial-correlation networks were estimated for each sample, including the PSU-depression-anxiety (P-D-A), PSU-depression (P-D), and PSU-anxiety (P-A) networks. Three independent Chinese samples encompassing 325 aged 18-36 years, 1047 aged 18-26 years, and 988…

Efficacy of standalone smartphone apps for mental health: an updated systematic review and meta-analysis.

BACKGROUND: To map out the potential benefits of widely available smartphone apps for mental health, especially in contexts where face-to-face services are limited or unavailable, it is crucial to examine their efficacy compared with inactive controls. Standalone smartphone apps might offer an accessible option for individuals waiting for treatment or living in under-resourced settings. Given the currently inconclusive evidence regarding these apps, this systematic review and meta-analysis aimed to assess the efficacy and study quality of randomised controlled trials (RCTs) evaluating standalo…

Health professionals' use of smartphone apps for clients with low back pain: an observational study.

AIM: This study aimed to explore health professionals' use, barriers, confidence, and preferences for technology and smartphone apps to assist clients with self-managing low back pain (LBP). METHODS: Prospective observational cross-sectional survey of registered Australian health professionals that managed clients with LBP. RESULTS: In total, 52 survey responses were included (mean age 43 ±13.8 years). Most did not personally use healthy lifestyle apps (60%) and did not recommend apps due to a lack of knowledge of app effectiveness (93%). The largest barrier to recommending apps was the pote…

Smartphone Typing Dynamics for Assessing Hand Function in Psoriatic Arthritis: A Proof-of-Concept Study.

Psoriatic Arthritis (PsA) is a chronic inflammatory disease affecting both the peripheral and axial skeleton, significantly impacting patients' quality of life. Diagnosing and monitoring PsA remain challenging, as they often rely on subjective assessments by experienced healthcare professionals. In this study, we introduce a novel method for assessing hand function impairment, with emphasis on fine motor skills, in individuals with PsA by developing digital biomarkers (dBMs) that analyze patterns formed during natural typing interactions with touchscreen smartphones. The assessment is conducte…

Innovation in neuro-ophthalmology: The validation of smartphone-based self-screening for early detection of disorders.

PURPOSE: This diagnosis study evaluated the diagnostic validity of Neuro-ophthalmology Disorder Early Screening (NODES), a telemedicine-based smartphone application that integrates structured anamnesis and simple neuro-ophthalmology examination for early detection of neuro-ophthalmological disorders. MATERIALS AND METHODS: This study was conducted at Sardjito Eye Center Neuro-ophthalmology subdivision, assessing the diagnostic validity of the NODES mobile application of 16 neuro-ophthalmology diagnoses compared to confirmative diagnoses of neuro-ophthalmologists. A total of 126 participants m…