Table 4 Multivariate COX regression analysis after propensity score matching

Univariate analysis

 T. gondii seropositive

1.084

1.016–1.156

0.015

Model 1

 T. gondii seropositive

1.102

1.033–1.176

0.003

 Race

  - Non-Hispanic white

1.000

  - Non-Hispanic black

1.156

1.066–1.253

 < 0.001

  - Mexican–American

1.010

0.925–1.104

0.820

  - Other

0.658

0.536–0.808

 < 0.001

 Male (%)

1.489

1.395–1.589

 < 0.001

 Age (years)

1.086

1.083–1.089

 < 0.001

Model 2

 T. gondii seropositive

1.081

1.013–1.154

0.018

 Race

  - Non-Hispanic white

1.000

  - Non-Hispanic black

1.012

0.931–1.100

0.781

  - Mexican–American

0.833

0.758–0.915

 < 0.001

  - Other

0.620

0.505–0.763

 < 0.001

 Male (%)

1.493

1.399–1.594

 < 0.001

 Age (years)

1.080

1.077–1.083

 < 0.001

 Low educational level

1.325

1.235–1.421

 < 0.001

 Type 2 diabetes, n (%)

1.443

1.343–1.551

 < 0.001

 Hypertension, n (%)

1.256

1.167–1.352

 < 0.001

Model 3

 T. gondii seropositive

1.144

1.070–1.224

 < 0.001

 Race

  - Non-Hispanic white

1.000

  - Non-Hispanic black

0.920

0.841–1.007

0.070

  - Mexican–American

0.816

0.741–0.898

 < 0.001

  - Other

0.581

0.473–0.715

 < 0.001

 Male (%)

1.590

1.466–1.724

 < 0.001

 Age (years)

1.077

1.073–1.080

 < 0.001

 Low educational level)

1.313

1.224–1.409

 < 0.001

 Type 2 diabetes, n (%)

1.222

1.119–1.335

 < 0.001

 Hypertension, n (%)

1.256

1.165–1.354

 < 0.001

 Waist (cm)

0.994

0.992–0.997

 < 0.001

 White blood cell (× 10⁹/l)

1.031

1.022–1.040

 < 0.001

 Hemoglobin (g/l)

0.992

0.989–0.995

 < 0.001

 Platelets (× 10⁹/l)

1.000

1.000–1.001

0.760

 CRP (mg/dl)

1.047

1.015–1.079

0.003

 HbA1c (%)

1.094

1.061–1.129

 < 0.001

 Cholesterol (mmol/l)

0.991

0.960–1.022

0.554

 Triglyceride (mmol/l)

1.003

0.977–1.029

0.813

 AST (U/l)

1.005

1.003–1.006

 < 0.001

 Albumin (g/l)

0.973

0.964–0.982

 < 0.001

 BUN (mmol/l)

1.042

1.026–1.057

 < 0.001

 Uric acid (μmol/l)

1.001

1.001–1.002

 < 0.001