Publications by authors named "Kathirvel S"

Introduction: An aging population is associated with an increased risk of cognitive decline. Sleep duration, both excess and deficiency, is a risk factor for cognitive impairment. Therefore, this study was conducted to assess the relationship between sleep duration and cognition in the Indian population.

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Article Synopsis
  • Allergic bronchopulmonary aspergillosis (ABPA) was analyzed in relation to asthma severity among 543 adult patients categorized as mild, moderate, or severe according to GINA guidelines.
  • The study found that ABPA prevalence was 11.1% in mild asthma, 21% in moderate asthma, and 20.7% in severe asthma, indicating that severity does not significantly influence ABPA occurrence (P = .12).
  • The research emphasizes the need for screening all asthma patients for ABPA, regardless of their asthma severity, and suggests further studies to confirm these results.
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Synthetic opioids like Tramadol are used to treat mild to moderate pain. Its ability to relieve pain is about a tenth that of morphine. Furthermore, Tramadol shares similar effects on serotonin and norepinephrine to several antidepressants known as serotonin-norepinephrine reuptake inhibitors (SNRIs), such as venlafaxine and duloxetine.

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Background: Heart rate varies during breathing and the heart rate variability (HRV) facilitates the autonomic homeostatic capacity. The maximum HRV was observed at around 10 s of prolonged respiration as per HRV biofeedback literature. However, there is a gap in understanding the variations in HRV by different respiration lengths during simple Bhramari practice.

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Fampridine (dalfampridine) is used to improve walking in people who have multiple sclerosis (a disease in which the nerves do not function properly and may cause weakness, numbness, loss of muscle coordination and problems with vision, speech and bladder control). Measurement of fampridine plasma concentrations is not practical at sites lacking the facilities to prepare and process blood samples. A dried blood spot (DBS) sampling method, in which a few drops of blood, drawn by lancet from the finger, are applied onto specially manufactured absorbent filter paper, can be used as an alternative to plasma monitoring and would allow for simplified sample storage and transport.

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Objective In this study, our goal was to understand the comparative impact of humming, physical activity, emotional stress, and sleep on several heart rate variability (HRV) parameters, including the stress index (SI), and to assess the effectiveness of humming (simple Bhramari) as a stress buster based on the HRV parameters. Methods This pilot study assessed the long-term HRV parameters of 23 participants in terms of four activities: humming (simple Bhramari), physical activity, emotional stress, and sleep. The single-channel Holter device measured the readings, and data was analyzed using Kubios HRV Premium software for time and frequency-domain HRV parameters, including the stress index.

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Background And Aim: The National Tuberculosis Elimination Program (NTEP) has been progressive in addressing the issues related to tuberculosis (TB) control in the country, with constant programmatic changes based on evidence available from operational research. Our objectives were 1. to assess the sociodemographic and clinical characteristics, and the treatment outcomes of patients on fixed-dose combination (FDC) daily regimen and 2.

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Objectives: To assess and compare the effectiveness of mHealth-based educational interventions on improving pregnancy self-care knowledge, attitude, and practice (KAP) and the satisfaction in using the interventions.

Methods: We conducted a three-group, pragmatic, randomized controlled trial (July 2019-June 2020) among pregnant women (aged 20-45 years, gestation <20 weeks, and no pre-existing diseases) attending the prenatal clinic of a tertiary care hospital in northern India. Participants were randomly assigned to three arms (Group 1, specially developed mobile application; Group 2, Whatsapp, and Group 3, Control-Standard of care) using block randomization.

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Introduction: We examined the feasibility and acceptability of digital screening and brief intervention (d-SBI) for alcohol misuse in college students; the effectiveness of d-SBI was our secondary outcome. We also explored the barriers and facilitators of d-SBI.

Methods: The study design is a mixed-methods, pilot, and cluster randomized trial.

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Background: Adolescence and early adulthood are vulnerable periods for substance use-related disorders later in life. The use of internet-enabled interventions can be useful, especially in low-resource settings.

Aims: To examine the feasibility, acceptability, and preliminary effectiveness of single-session digital screening and brief intervention (d-SBI) for illicit drug misuse in college students and explore barriers and facilitators of d-SBI.

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Atypical antipsychotics are newer second-generation antipsychotics with weak dopamine type 2 blocking but potent 5-HT2 antagonistic activity. They are considered first-line treatments for schizophrenia and gradually replace typical antipsychotics. Extrapyramidal side effects are minimal, and they tend to improve impaired cognitive function in psychotics.

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The most commonly used vaccine in India, Covishield, is a recombinant adenovirus vector vaccine for which safety data in pregnant women are not available. The present study was conducted to assess the uptake of COVID-19 vaccines and monitor adverse events following COVID-19 immunization among pregnant women in northern India. A prospective cohort study was conducted among pregnant women registered with the antenatal clinics in Chandigarh Union Territory (U.

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Background: There is ongoing debate about whether the oculomotor (III), trochlear (IV), or abducens (VI) nerve paresis in patients with migraine is directly attributable to migraine (ophthalmoplegic migraine [OM]) or is due to an inflammatory neuropathy (recurrent painful ophthalmoplegic neuropathy [RPON]). As migraine is associated with elevated serum calcitonin gene-related peptide (CGRP) levels, we studied serum CGRP levels among patients with OM/RPON to determine whether they are elevated during and between attacks. This is the first study assessing CGRP levels in the serum of patients with OM/RPON.

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Background And Objective: The epidemiology of interstitial lung diseases (ILDs) in developing countries remains unknown. The objective of this study was to estimate the incidence, prevalence, and national burden of ILDs in India.

Methods: Data of consecutive subjects (aged >12 years) with ILDs included in a registry between March 2015 and February 2020 were analyzed retrospectively.

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Healthcare services using mobile-phone based telemedicine provide simple technology that does not require sophisticated equipment. This study assessed community health workers' knowledge, attitude, and practice (i.e.

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Background: Several hypotheses have been proposed for explaining the outbreak of coronavirus disease 2019 (COVID-19)-associated mucormycosis in India, including the burning of cattle dung cakes, though no study has yet been conducted to support this claim.

Methods: We conducted an aero-mycological study to evaluate whether Mucorales in the air increased during or after burning cattle dung cakes. We further compared the growth of Mucorales in the indoor air samples from houses with and without cattle.

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The coronavirus disease 2019 (COVID-19) pandemic affected routine healthcare services across all spectra, and tuberculosis (TB) care under the National Tuberculosis Elimination Program have been affected the most. However, evidence available at the community level is minimal. The clinical features, care cascade pathway, and treatment outcomes of TB patients pre- and during/post-COVID-19 pandemic lockdown in a rural community health block in northern India were assessed and compared.

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COVID-19-associated pulmonary mucormycosis (CAPM) remains an underdiagnosed entity. Using a modified Delphi method, we have formulated a consensus statement for the diagnosis and management of CAPM. We selected 26 experts from various disciplines who are involved in managing CAPM.

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Aim: The study aimed to evaluate the females presenting with the complaint of nonpathological vaginal discharge to a general gynecology outpatient service in a rural community clinic from the perspective of female Dhat syndrome.

Methodology: Sixty-nine females considered to have nonpathological vaginal discharge after detailed gynecological evaluation, including required investigations, attending a rural community clinic were assessed for their belief about the vaginal discharge. The study subjects were also evaluated on the proposed criteria of female Dhat syndrome by using a semi-structured interview.

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The female genital tract (FGT) is an important site of human immunodeficiency virus (HIV) infection. Discerning the nature of HIV-specific local immune responses is crucial for identifying correlates of protection in HIV-exposed seronegative (HESN) individuals. The present study involved a comprehensive analysis of soluble immune mediators, secretory immunoglobulins (sIg), natural killer (NK) cells, CXCR5 CD8 T cells, T follicular helper (Tfh) cells, and T regulatory cells (Tregs) in the vaginal mucosa as well as the nature and composition of the cervicovaginal microbiome in HESN women.

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We analyzed the Population and Health Census of Bhutan (PHCB) 2017 to assess the prevalence and pattern of self-reported disability among people aged ≥15 years and the associated factors. The PHCB 2017 used the Washington Group Short Set on Functioning questionnaire to assess the disability ("lot of difficulty" or "cannot do at all") in seeing, hearing, mobility, cognition, self-care, and communication. Of the 536 443 persons included in the analysis, 384 101(71.

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