Table 2 Pre-matched and post-matched events by antiplatelet therapy.

From: The effect of sarpogrelate compared to aspirin in high- or very-high-risk diabetes for primary prevention

 

Aspirin

Sarpogrelate

HR (95% CI)

NACE

 Pre-matched

1676/9550 (17.6)

141/1228 (11.5)

1.02 (0.86–1.21)

 Post-matched

226/1228 (18.4)

141/1228 (11.5)

0.71 (0.57–0.88)

Efficacy endpoint*

 Pre-matched

1511/9550 (15.8)

132/1228 (10.8)

1.08 (0.90–1.29)

 Post-matched

202/1228 (16.5)

132/1228 (10.8)

0.75 (0.60–0.94)

Overall bleeding

 Pre-matched

165/9550 (1.7)

9/1228 (0.7)

0.42 (0.22–0.83)

 Post-matched

24/1228 (2.0)

9/1228 (0.7)

0.38 (0.17–0.81)

All-cause death

 Pre-matched

1445/9550 (15.1)

131/1228 (10.6)

1.14 (0.95–1.36)

 Post-matched

196/1228 (16.0)

131/1228 (10.6)

0.80 (0.63–1.00)†

Myocardial infarction

 Pre-matched

46/9550 (0.5)

2/1228 (0.2)

0.49 (0.12–2.01)

 Post-matched

4/1228 (0.3)

2/1228 (0.2)

0.52 (0.09–3.07)

Stroke

 Pre-matched

100/9550 (1.1)

4/1228 (0.3)

0.46 (0.17–1.25)

 Post-matched

14/1228 (1.1)

4/1228 (0.3)

0.32 (0.10–1.00)††

GI bleeding

 Pre-matched

192/9550 (2.0)

9/1228 (0.7)

0.54 (0.28–1.06)

 Post-matched

31/1228 (2.5)

9/1228 (0.7)

0.36 (0.17–0.77)

ICH

 Pre-matched

106/9550 (1.1)

3/1228 (0.2)

0.33 (0.10–1.04)

 Post-matched

13/1228 (1.1)

3/1228 (0.2)

0.28 (0.08–1.00)†††

Hospitalization d/t bleeding

 Pre-matched

256/9149 (2.7)

8/1195 (0.7)

0.38 (0.19–0.78)

 Post-matched

35/1195 (2.9)

8/1195 (0.7)

0.29 (0.13–0.62)

Fatal bleeding

 Pre-matched

55/9149 (0.6)

1/1195 (0.1)

0.24 (0.03–1.76)

 Post-matched

5/1195 (0.4)

1/1195 (0.1)

0.25 (0.03–2.21)

  1. Matched, propensity score matched; NACE, net adverse clinical events; GI, gastrointestinal bleeding; ICH, intracranial hemorrhage; HR, hazard ratio; CI, confidence interval.
  2. *Efficacy endpoint: a composite of myocardial infarction, incident stroke, and all-cause death.
  3. **Overall bleeding: a composite of GI bleeding and ICH.
  4. P < 0.0479,†† P = 0.0504, ††† P < 0.0499.