Assessment of Atrial Conduction Times in Patients with Newly Diagnosed Parkinson’s Disease

Table 2

Echocardiographic data and atrial conduction time intervals of the study patients.

Characteristics	PD ()	Control ()	value
LVDD (mm)	44.6 ± 4.2	45.6 ± 2.9	0.232
LVSD (mm)	26.5 ± 4.9	27.2 ± 3.3	0.481
IVS (mm)	9.9 ± 1.9	9.3 ± 1.6	0.137
PW (mm)	9.1 ± 1.3	8.8 ± 0.8	0.179
LV EF (%)	60 (6)	60 (5)	0.782
LA volume index (cm^3/m^2)	17.1 ± 6.4	13.6 ± 2.5	0.006
DT (ms)	277 (91)	239 (67)	0.058
IRT (ms)	98.5 ± 15.9	102.6 ± 17.7	0.279
E/A ratio	0.9 ± 0.4	1.1 ± 0.4	0.057
Atrial conduction times
ML-PA (ms)	63.1 ± 15.0	49.5 ± 9.0	<0.001
MS-PA (ms)	47.3 ± 9.9	35.0 ± 7.3	<0.001
TL-PA (ms)	55 (25)	37 (10)	<0.001
Intra-LA EMD (ms)	19 (10)	14 (8)	<0.001
Intra-RA EMD (ms)	15 (15)	5 (7)	<0.001
Interatrial EMD (ms)	18 (19)	13 (12)	0.002

LVDD, left ventricular diastolic diameter; LVSD, left ventricular systolic diameter; IVS, interventricular septum thickness; PW, posterior wall thickness; LV, left ventricle; EF, ejection fraction; LA, left atrium; A, mitral inflow late diastolic velocity; E, mitral inflow early diastolic velocity; DT, left ventricular deceleration time; IRT, isovolumic relaxation time; ML-PA, mitral lateral annulus PA duration; MS-PA; mitral septal annulus PA duration; TL-PA, tricuspid lateral annulus PA duration; EMD, electromechanical delay; RA, right atrium.