Research Article

Association of Toll-Like Receptor 4 Gene Polymorphisms with Acute Aortic Dissection in a Chinese Han Population

Table 1

Baseline characteristics of the study participantsa.

VariablesControl ()AAD ()

Age (years)0.769
Male, (%)163 (73.4%)164 (73.9%)0.914
Obesity0.081
 Yes, (%)42 (18.9%)54 (24.3%)
 No, (%)173 (77.9%)146 (65.8%)
 Missing, (%)7 (3.2%)22 (9.9%)
Smoking0.089
 Yes, (%)81 (36.5%)73 (32.9%)
 No, (%)112 (50.4%)143 (64.4%)
 Missing, (%)29 (13.1%)6 (2.7%)
Drinking0.065
 Yes, (%)71 (31.9%)61 (27.5%)
 No, (%)122 (55.0%)155 (69.8%)
 Missing, (%)29 (13.1%)6 (2.7%)
Hypertension<0.001
 Yes, (%)93 (41.9%)176 (79.3%)
 No, (%)129 (58.1%)46 (20.7%)
Diabetes<0.001
 Yes, (%)23 (10.4%)82 (36.9%)
 No, (%)199 (89.6%)126 (56.8%)
 Missing, (%)14 (6.3%)
Dyslipidemia0.426
 Yes, (%)100 (45.1%)105 (47.3%)
 No, (%)121 (54.5%)109 (49.1%)
 Missing, (%)1 (0.4%)8 (3.6%)
WBC (×109/L)
CRP (mg/L)
D-dimer (μg/mL)
Max. aortic diameter (cm)
Serum TLR4 levels (ng/mL)

aDemographic and clinical data for 222 AAD patients and 222 controls were collected from the medical records, and maximal aortic diameters of all cases were assessed by CTA. And serum TLR4 levels in a total of 64 AAD subjects were obtained from our previously published data [18].