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Table 3 Results from multivariable Poisson regression models of association between current receipt of ABC and MI rate, overall and stratified by calendar period. Factors included in adjusted analyses are listed in the Methods section

From: Is there continued evidence for an association between abacavir usage and myocardial infarction risk in individuals with HIV? A cohort collaboration

  MI/PYRS Rate (95 % CI)/100 PYRS aRR (95 % CI)
Overall
 Not currently on ABC 600/295,642 0.20 (0.19, 0.22) 1
 Currently on ABC 341/71,917 0.47 (0.42, 0.52) 1.98 (1.72, 2.29)
Pre-March 2008
 Not currently on ABC 425/169,417 0.25 (0.23, 0.28) 1
 Currently on ABC 247/40,833 0.61 (0.53, 0.68) 1.97 (1.68, 2.33)
Post-March 2008
 Not currently on ABC 175/126,225 0.14 (0.12, 0.16) 1
 Currently on ABC 94/31,084 0.30 (0.24, 0.36) 1.97 (1.43, 2.72)
 Interaction P value    0.74
  1. ABC abacavir, aRR adjusted rate ratio, CI confidence interval, MI myocardial infarction, PYRS person-years