Prevalence of left atrial enlargement and its risk factors in general Chinese population

Table 1 Characteristics of the study population

Characteristics	Total	LAE	Non-LAE	P
Gender, female	5991 (54.16 %)	406 (57.10 %)	5585 (53.96 %)	0.104
Age, y	53.81 ± 10.52	57.86 ± 10.40	53.53 ± 10.47	<0.001
currentsmoking	3890 (35.17 %)	194 (27.29 %)	3696 (35.71 %)	<0.001
Currentdrinking	2476 (22.39 %)	151 (21.24 %)	2325 (22.46 %)	0.448
SBP, mmHg	141.63 ± 23.36	158.18 ± 25.64	140.5 ± 22.76	<0.001
DBP, mmHg	81.97 ± 11.70	86.87 ± 12.52	81.63 ± 11.49	<0.001
HR, beats minute	71.66 ± 12.3	71.03 ± 11.90	71.70 ± 12.33	0.165
BMI, Kg/m²	24.78 ± 3.66	27.54 ± 3.77	24.60 ± 3.58	<0.001
Diabetes mellitus	1148 (10.38 %)	133 (18.71 %)	1015 (9.81 %)	<0.001
HDL-C, mol/L	1.41 ± 0.38	1.32 ± 0.32	1.41 ± 0.38	<0.001
LDL-C, mol/L	2.93 ± 0.82	3.08 ± 0.85	2.92 ± 0.82	<0.001
TG, mmol/L	1.63 ± 1.47	1.89 ± 1.42	1.62 ± 1.48	<0.001
TC, mmol/L	5.24 ± 1.09	5.38 ± 1.11	5.23 ± 1.08	<0.001
eGFR, mL/min/1.73 m²	92.81 ± 15.87	88.02 ± 18.51	93.14 ± 15.62	<0.001
Hemoglobin, g/L	138.6 ± 18.74	138.28 ± 24.50	138.63 ± 18.29	0.638
LVDd, cm	4.71 ± 0.43	5.07 ± 0.55	4.68 ± 0.41	<0.001
IVST, cm	0.89 ± 0.26	1.01 ± 0.38	0.88 ± 0.24	<0.001
PWT, cm	0.87 ± 0.26	0.96 ± 0.36	0.86 ± 0.25	<0.001
LVMI, g/m²	86.83 ± 59.31	110.44 ± 87.80	85.21 ± 56.48	<0.001
LVEF, %	62.97 ± 3.81	61.33 ± 4.77	63.09 ± 3.71	<0.001
E/A	1.06 ± 4.28	0.91 ± 0.74	1.07 ± 4.42	0.339

Abbreviations: LAE left atrial enlargement, Non-LAE non-left atrial enlargement, BMI body mass index, SBP systolic blood pressure, DBP diastolic blood pressure, TC total cholesterol, TG triglycerides, LDL-C low density lipoprotein cholesterol, HDL-C high density lipoprotein cholesterol, eGFR glomerular filtration rate, HR heart rate, LVDd left ventricular end-diastolic dimension, IVST interventricular septal thickness, PWT posterior wall thickness, LVEF left ventricular ejection fraction
Note: data are expressed as mean ± standard deviation or n (%)

ISSN: 1471-2261