ISSN Print 2500–1094
ISSN Online 2542–1204
BIOMEDICAL JOURNAL OF PIROGOV UNIVERSITY (MOSCOW, RUSSIA)
ORIGINAL RESEARCH
Dissomic disorders associated with juvenile rheumatoid arthritis: impact on quality of life
About authors
V.I. Vernadsky Crimean Federal University, Simferopol, Russia
Correspondence should be addressed: Leya E. Sorokina
Lenina boulevard, 5/7, 295006, Simferopol, Republic of Crimea; ur.liam@anikoros.ayel
About paper
Compliance with ethical standards: the study was approved by the ethical committee of the S.I. Georgievsky Medical Academy of Vernandsky Crimean Federal University (Federal State Autonomous Educational Institution), minutes protocol #9 of October 14, 2019); it was planned and conducted in accordance with the Declaration of Helsinki, with parents of all JRA patients and healthy children included in the study signing a voluntary informed consent.
Author contribution: AA Elezarov, AS Kucheryavyy — data collection, analysis and interpretation; LN Gumenyuk — research concept and design; LE Sorokina, SR Arifdzhanova, OYu Gerbali — article preparation.
Received: 2020-10-05
Accepted: 2020-10-24
Published online: 2020-11-14
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Figure. Structure of sleep disorders, JRA patients and healthy children. DD — dyssomnic disorders; NA — nocturnal awakenings; OSDS — overall sleep duration
shortening; RAE — respiratory arrest episodes; PLM — periodic limb movements; B — bruxism; DS — daytime sleepiness; NP — no peculiarities; SI and MD — sleep
initiation and maintenance disorders; RD — respiratory disorders; SW TD — sleep-to-wakefulness transition disorders; ESD — excessive sleepiness disorders; CD —
concomitant disorders
Table 1. Comparative analysis of patients with and without sleep initiation and maintenance disorders
Note: the values are given at p < 0.05; * — p < 0.05 (significance of differences estimated with Mann–Whitney U test); ** — p < 0.01 (significance of differences estimated with Mann–Whitney U test); *** — p < 0.001 (significance of differences estimated with Mann–Whitney U test); • — p < 0.05 (significance of differences estimated with χ2 test); •• — p < 0.05 (significance of differences estimated with χ2 test); ••• — p < 0.05 (significance of differences estimated with χ2 test); n is the number of observations.
Table 2. Comparative analysis of patients with and without respiratory disorders
Note: the table shows values at p < 0.05; * — p < 0.05 (significance of differences estimated with Mann–Whitney U test); ** — p <0.01 (significance of differences estimated with Mann–Whitney U test); *** — p < 0.001 (significance of differences estimated with Mann–Whitney U test); • — p <0.05 (significance of differences estimated with χ2 test); •• — p < 0.05 (significance of differences estimated with χ2 test); n is the number of observations (here and in tables 2–4).
Table 3. Comparative analysis of patients with and without sleep-to-wakefulness transition disorders
Note: the table shows values at p < 0.05; * — p < 0.05 (significance of differences estimated with Mann–Whitney U test); ** — p < 0.01 (significance of differences estimated with Mann–Whitney U test); *** — p < 0.001 (significance of differences estimated with Mann–Whitney U test); • — p < 0.05 (significance of differences estimated with χ2 test); •• — p < 0.05 (significance of differences estimated with χ2 test); ••• — p < 0.05 (significance of differences estimated with χ2 test); n is the number of observations.
Table 4. Comparative analysis of patients with and without excessive sleepiness disorders
Note: the table shows values at p < 0.05; * — p < 0.05 (significance of differences estimated with Mann–Whitney U test); ** — p < 0.01 (significance of differences estimated with Mann–Whitney U test); *** — p < 0.001 (significance of differences estimated with Mann–Whitney U test); • — p < 0.05 (significance of differences estimated with χ2 test); •• — p <0.05 (significance of differences estimated with χ2 test); ••• — p < 0.05 (significance of differences estimated with χ2 test); n is the number of observations.
