Research Article

Mitochondrial Dysfunction Contributes to Aging-Related Atrial Fibrillation

Table 3

Logistic regression analysis for the presence of AF.

Simple regressionMultiple regression
OR (95% CI) valueOR (95% CI) value

Clinical parameters
 Age (years)1.006 (0.982-1.031)0.627
 BMI (kg/m2)1.089 (0.982-1.207)0.107
 Smoking, (%)0.714 (0.347-1.471)0.361
 History of CHD, (%)0.824 (0.407-1.668)0.591
 Hypertension, (%)1.233 (0.699-2.177)0.470
 Diabetes mellitus, (%)1.162 (0.543-2.486)0.699
 Hyperlipidemia0.789 (0.402-1.551)0.493
 Antihypertensive medication, (%)1.183 (0.670-2.088)0.562
 Glucose lowering treatment, (%)1.085 (0.492-2.391)0.840
 Lipid-lowering medication, (%)0.736 (0.411-1.316)0.301
 SBP (mmHg)1.011 (1.008-1.061)0.380
 DBP (mmHg)1.027 (0.994-1.061)0.110
Laboratory parameters
 TC (mmol/L)0.864 (0.584-1.277)0.462
 TG (mmol/L)1.562 (0.904-2.700)0.110
 LDL-C (mmol/L)0.780 (0.517-1.176)0.236
 HDL-C (mmol/L)0.607 (0.244-1.509)0.282
 Cr (mmol/L)1.015 (0.998-1.031)0.084
 BUN (mmol/L)1.095 (0.923-1.298)0.300
 UA (mmol/L)1.005 (1.001-1.009)0.0271.004 (0.999-1.009)0.130
 FBG (mmol/L)0.968 (0.723-1.296)0.828
 GHb (%)1.272 (0.798-2.026)0.311
 CRP (mg/dL)2.250 (1.277-3.965)0.0051.971 (1.023-3.799)0.043
Echocardiographic parameters
 LVEF (%)0.933 (0.869-1.002)0.058
 LAD (mm)1.095 (1.009-1.187)0.0301.084 (0.984-1.195)0.103
Telomere-associated molecules
 LTL ( ratio)0.388 (0.269-0.560)<0.0010.404 (0.278-0.587)<0.001
 Leukocyte p53 mRNA2.340 (0.848-6.457)0.101
 Leukocyte PGC-1α mRNA2.340 (0.848-6.457)0.101
 Serum PGC-1α(pg/mL)0.994 (0.991-0.998)0.0010.994 (0.989-0.998)0.003

Abbreviations: CI: confidence interval; BMI: body mass index; CHD: coronary heart disease; SBP: systolic blood pressure; DBP: diastolic blood pressure; TC: total cholesterol; TG: triglyceride; LDL-C: low-density lipoprotein cholesterol; HDL-C: high-density lipoprotein cholesterol; Cr: creatinine; BUN: blood urea nitrogen; UA: uric acid; FBG: fasting blood glucose; GHb: glycated hemoglobin; CRP: C-reactive protein; LVEF: left ventricular ejection fraction; LAD: left atrial diameter; ratio: the ratio of telomere repeats to single-copy gene copies; PGC-1α: peroxisome proliferator-activated receptor γ coactivator-1α. with italic font means statistically significant.