Skip Navigation U.S. Department of Health and Human Services www.hhs.gov/
Agency for Healthcare Research Quality www.ahrq.gov
AHRQ Home | Questions? | Contact Us | Site Map | What's New | Browse | Información en español | E-mail Updates
www.ahrq.gov/
2011 National Healthcare Quality & Disparities Reports
Data Tables Appendix

Table 12_4_2.1
Hospital patients with an anticoagulant-related adverse drug event with warfarin, United States, 2004-2007 and 2009a
    2009 2007 2006 2005 2004
Population group Sample size Percent SE Percent SE Percent SE Percent SE Percent SE
Total   2,759 4.39 0.39 4.23 0.33 6.21 0.38 6.89 0.41 8.76 0.47
Age Under 65 747 3.48 0.67 2.85 0.85 5.84 1.18 6.58 1.30 9.28 1.56
65-74 709 4.37 0.77 3.09 0.51 6.31 0.70 7.28 0.75 7.23 0.75
75-84 847 4.96 0.75 4.63 0.54 5.98 0.59 6.64 0.62 9.01 0.74
85 and over 456 4.82 1.00 DNA DNA 6.75 0.90 6.97 0.99 11.00 1.30
Gender Male 1,272 3.85 0.54 4.01 0.48 6.26 0.57 6.77 0.61 8.57 0.71
Female 1,487 4.84 0.56 4.41 0.45 6.17 0.51 6.98 0.55 8.91 0.63
Race White 2,411 4.40 0.42 4.05 0.34 5.86 0.39 6.92 0.43 8.80 0.49
Black DSU DSU DSU 5.22 1.47 8.96 1.74 6.64 1.56 7.86 1.78
Other DSU DSU DSU DSU DSU 10.29 2.61 DSU DSU 9.48 2.72
Diabetes Yes 943 6.15 0.78 4.93 0.62 6.92 0.69 7.21 0.74 9.62 0.86
No 1,816 3.47 0.43 3.89 0.39 5.86 0.45 6.74 0.49 8.35 0.56
Obesity Yes 722 5.54 0.85 4.69 0.85 4.82 0.84 8.51 1.27 9.03 1.33
No 2,037 3.98 0.43 4.14 0.36 6.48 0.42 6.66 0.43 8.72 0.50
Cerebrovascular disease Yes 507 6.51 1.10 4.11 0.64 6.31 0.75 7.97 0.84 8.70 0.89
No 2,252 3.91 0.41 4.28 0.39 6.18 0.44 6.49 0.46 8.79 0.55
CHF/pulmonary edema Yes 1,280 5.08 0.61 4.87 0.54 6.97 0.61 7.55 0.66 10.05 0.77
No 1,479 3.79 0.50 3.75 0.41 5.64 0.48 6.41 0.52 7.83 0.59
COPD Yes 861 6.50 0.84 6.05 0.75 7.04 0.71 7.77 0.77 10.57 0.92
No 1,898 3.42 0.42 3.54 0.36 5.82 0.45 6.48 0.48 7.96 0.54
Smoking Yes 445 4.49 0.98 4.30 1.02 6.52 1.21 6.79 1.29 8.73 1.41
No 2,314 4.36 0.42 4.22 0.35 6.18 0.40 6.90 0.43 8.77 0.50
Corticosteroids Yes 182 10.44 2.27 4.19 1.14 8.44 1.55 10.86 1.66 14.19 2.05
No 2,577 3.96 0.38 4.24 0.34 6.02 0.39 6.49 0.42 8.29 0.48
Coronary artery disease Yes 1,255 5.18 0.63 4.79 0.50 6.82 0.58 6.75 0.58 10.62 0.73
No 1,504 3.72 0.49 3.69 0.43 5.69 0.50 7.01 0.57 6.94 0.59
Renal disease Yes 630 7.62 1.06 5.17 0.68 9.66 0.87 11.31 1.00 13.20 1.18
No 2,129 3.43 0.39 3.87 0.37 4.81 0.40 5.32 0.42 7.47 0.50

a. Data were not collected in 2008. The 2004-2007 data include Medicare beneficiaries discharged from January to December and the 2009 data include Medicare beneficiaries discharged from January to September.

DNA - Data have not been analyzed.

DSU - Data do not meet the criteria for statistical reliability, data quality, or confidentiality.

Key: CHF: congestive heart failure; COPD: chronic obstructive pulmonary disease; SE: standard error.

Source: Centers for Medicare & Medicaid Services, Medicare Patient Safety Monitoring System.

 
AHRQAdvancing Excellence in Health Care