Leonard Ho, Yolenda Man Kei Cheung, Cyrus Chung Ching Choi, Irene Xinyin Wu, Chen Mao, Vincent Chi Ho Chung
Methodological quality of systematic reviews on atopic dermatitis treatments: a cross-sectional study
The Journal of dermatological treatment
mitral valve prolapse mvp heart valve anomaly specific electrocardiographic findings arrhythmia predominant sympathetic tone diminished vagal activity reported especially symptomatic mvp patients current study aim review heart rate variability hrv parameters mvp children order determine impaired autonomic regulation data children mvp retrospectively analyzed demographic characteristics body mass index symptomatology mvp type mitral regurgitation mvprelated electrocardiographic changes arrhythmia hrv parameters 24h holter monitoring recorded hrv parameters control group obtained children applying sport participation statistical significance limit accepted p 005 154 patients 748 girls median age 1358 299 years mvp patients shorter pr intervals syncope longer pr intervals short pr distance may feature mvp long pr distance may condition associated syncope underlying paroxysmal atrioventricular block moreover minimum heart rate significantly lower mvp group compared control significant differences terms remaining parameters number low lf values higher mvp patients control comparing hrv values groups gender found overall hrv parameters lower girls mvp minimum maximum average heart rate lower boys mvp impaired hrv associated mvp could age gender symptom related addition low lf may indicate impaired baroreflex sensitivity mvp patients