Outcome BMI
category, kg/m2
Number of subjects Apixaban events
(%/year)
Warfarin events
(%/year)
HR (95% CI) Pinteraction
Stroke/SE           .11
18.5-<25 4052 59 (1.65) 83 (2.36)
  0.70 (0.50-0.97)  
25-<30 6702 84 (1.37) 90 (1.47)
  0.93 (0.69-1.26)  
30-<35 4379 51 (1.20) 53 (1.33)
  0.91 (0.62-1.34)  
35-<40 1774 7 (0.42) 22 (1.32)
  0.31 (0.13-0.74)  
≥40 1006 8 (0.92) 11 (1.04)
  0.88 (0.35-2.18)  
All-Cause mortality           .44
18.5-<25 4052 188 (5.11) 210 (5.78)
  0.89 (0.73-1.08)  
25-<30 6702 212 (3.38) 218 (3.48)
  0.97 (0.80-1.17)  
30-<35 4379 114 (2.63) 143 (3.50)
  0.75 (0.59-0.96)  
35-<40 1774 40 (2.36) 49 (2.88)
  0.82 (0.54-1.24)  
≥40 1006 27 (3.00) 28 (2.61)
  1.15 (0.68-1.96)  
Composite endpoint*           .20
18.5-<25 4052 234 (6.55) 277 (7.91)
  0.83 (0.70-0.99)  
25-<30 6702 296 (4.84) 303 (4.97)
  0.97 (0.83-1.14)  
30-<35 4379 171 (4.05) 189 (4.75)
  0.85 (0.69-1.05)  
35-<40 1774 48 (2.85) 73 (4.41)
  0.65 (0.45-0.93)  
≥40 1006 37 (4.25) 40 (3.78)
  1.12 (0.72-1.76)  
Major bleed           .039
18.5-<25 4035 72 (2.22) 147 (4.70)
  0.47 (0.36-0.63)  
25-<30 6687 115 (2.04) 156 (2.82)
  0.73 (0.57-0.92)  
30-<35 4366 88 (2.26) 100 (2.76)
  0.82 (0.62-1.09)  
35-<40 1764 33 (2.16) 35 (2.36)
  0.92 (0.57-1.48)  
≥40 1004 11 (1.38)) 18 (1.85)
  0.74 (0.35-1.57)  
0.1
0.5
1
2
3
5
Favors apixaban
Favors warfarin