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. Author manuscript; available in PMC: 2024 Apr 1.
Published in final edited form as: Am Heart J. 2023 Jan 13;258:157–167. doi: 10.1016/j.ahj.2023.01.010

Table 2.

Multivariate-adjusted Hazard Ratios of Incident Atrial Fibrillation

Age / Race Adjusted Multivariate Adjusted1 Including
BMI
Multivariate Adjusted1
Excluding BMI
Characteristic HR (95% CI) P-Value HR (95% CI) P-Value HR (95% CI) P-Value
BMI (5 kg/m2 increase) 1.15 (1.11, 1.19) <0.001 1.11 (1.07, 1.15) <0.001
IL-1B, pg/mL 0.98 0.98 0.98
  Tertile 1 1.00 (ref) 1.00 (ref) 1.00 (ref)
  Tertile 2 0.98 (0.74, 1.29) 0.98 (0.73, 1.30) 0.97 (0.73, 1.29)
  Tertile 3 1.01 (0.78, 1.31) 1.00 (0.77, 1.30) 1.00 (0.77, 1.30)
  Linear Trend 1.01 (0.88, 1.14) 0.94 1.00 (0.88, 1.14) >0.99 1.00 (0.87, 1.14) 0.99
  Continuous Log 0.89 (0.70, 1.13) 0.32 0.86 (0.66, 1.11) 0.24 0.85 (0.66, 1.10) 0.23
IL-7, pg/mL 0.35 0.22 0.24
  Tertile 1 1.00 (ref) 1.00 (ref) 1.00 (ref)
  Tertile 2 0.85 (0.48, 1.53) 0.74 (0.41,1.35) 0.76 (0.42, 1.36)
  Tertile 3 1.27 (0.65, 2.46) 1.22 (0.66, 2.24) 1.21 (0.66, 2.24)
  Linear Trend 1.14 (0.79, 1.63) 0.49 1.12 (0.80, 1.58) 0.51 1.12 (0.79, 1.58) 0.52
  Continuous Log 1.07 (0.66, 1.71) 0.79 1.04 (0.67, 1.61) 0.87 1.03 (0.67, 1.61) 0.88
IL-8, pg/mL 0.91 0.98 0.98
  Tertile 1 1.00 (ref) 1.00 (ref) 1.00 (ref)
  Tertile 2 0.89 (0.51, 1.53) 0.95 (0.56, 1.63) 0.95 (0.56, 1.63)
  Tertile 3 0.92 (0.48, 1.78) 0.98 (0.53, 1.84) 0.98 (0.52, 1.84)
  Linear Trend 0.96 (0.68, 1.34) 0.80 0.99 (0.72, 1.36) 0.95 0.99 (0.72, 1.36) 0.95
  Continuous Log 0.97 (0.49, 1.92) 0.92 1.06 (0.57, 1.97) 0.87 1.05 (0.56, 1.97) 0.87
IL-10, pg/mL 0.61 0.50 0.50
  Tertile 1 1.00 (ref) 1.00 (ref) 1.00 (ref)
  Tertile 2 0.89 (0.65, 1.21) 0.85 (0.62, 1.16) 0.85 (0.62, 1.16)
  Tertile 3 1.02 (0.74, 1.41) 0.98 (0.71, 1.37) 0.98 (0.71, 1.37)
  Linear Trend 1.01 (0.85, 1.19) 0.92 0.99 (0.84, 1.18) 0.93 0.99 (0.84, 1.18) 0.93
  Continuous Log 1.07 (0.91, 1.27) 0.41 1.05 (0.88, 1.25) 0.56 1.05 (0.88, 1.25) 0.57
IGF-1, ng/mL 0.61 0.61 0.64
  Tertile 1 1.00 (ref) 1.00 (ref) 1.00 (ref)
  Tertile 2 1.06 (0.80, 1.42) 1.06 (0.80, 1.42) 1.06 (0.79, 1.42)
  Tertile 3 1.15 (0.87, 1.51) 1.15 (0.87, 1.51) 1.14 (0.87, 1.50)
  Linear Trend 1.07 (0.93, 1.23) 0.32 1.07 (0.93, 1.23) 0.32 1.07 (0.93, 1.22) 0.35
  Continuous Log 1.29 (0.91, 1.85) 0.16 1.33 (0.93, 1.89) 0.11 1.31 (0.92, 1.87) 0.14
TNF-alpha, pg/mL 0.05 0.13 0.13
  Tertile 1 1.00 (ref) 1.00 (ref) 1.00 (ref)
  Tertile 2 1.29 (1.05, 1.58) 1.23 (1.01, 1.51) 1.23 (1.01, 1.51)
  Tertile 3 1.16 (0.96, 1.41) 1.10 (0.91, 1.34) 1.12 (0.92, 1.37)
  Linear Trend 1.07 (0.98, 1.17) 0.15 1.05 (0.95, 1.15) 0.36 1.05 (0.96, 1.16) 0.27
  Continuous Log 1.02 (0.92, 1.12) 0.77 0.99 (0.89, 1.10) 0.87 1.00 (0.90, 1.11) 0.99
CRP, mg/L <0.001 <0.001 <0.001
  Tertile 1 1.00 (ref) 1.00 (ref) 1.00 (ref)
  Tertile 2 1.10 (0.99, 1.22) 1.01 (0.91, 1.13) 1.05 (0.94, 1.17)
  Tertile 3 1.47 (1.32, 1.63) 1.25 (1.12, 1.39) 1.33 (1.19, 1.47)
  Linear Trend 1.22 (1.15, 1.28) <0.001 1.12 (1.06, 1.19) <0.001 1.16 (1.10, 1.22) <0.001
  Continuous Log 1.17 (1.12, 1.22) <0.001 1.09 (1.04, 1.14) <0.001 1.12 (1.07, 1.17) <0.001
IL-6, pg/mL <0.001 0.004 <0.001
  Tertile 1 1.00 (ref) 1.00 (ref) 1.00 (ref)
  Tertile 2 1.08 (0.95, 1.23) 1.02 (0.89, 1.17) 1.05 (0.92, 1.19)
  Tertile 3 1.36 (1.20, 1.53) 1.21 (1.06, 1.37) 1.27 (1.12, 1.44)
  Linear Trend 1.17 (1.10, 1.25) <0.001 1.10 (1.04, 1.18) 0.003 1.13 (1.06, 1.21) <0.001
  Continuous Log 1.22 (1.14, 1.31) <0.001 1.16 (1.08, 1.24) <0.001 1.18 (1.11, 1.27) <0.001
1

Multivariate models are adjusted for age, race/ethnicity (Black, White, Hispanic, Other/Not Reported), education, hypertension, diabetes, hyperlipidemia, hx of CHD (MI/CABG/PTCA), hx of ChF, hx of PAD, current smoking, BMI.

BMI, body mass index; GED, general educational development; MI, myocardial infarction; CABG, coronary artery bypass graft; PTCA, percutaneous transluminal coronary angioplasty.

All models are weighted to the WHI OS using IPW weighting