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Table 2.39
Percent of patients with adverse drug events: anticoagulant related low molecular weight heparin and factor Xa, United States, 2004 and 2005a
Population group 2005 2004
Exposed Adverse events Percent Standard error Exposed Adverse events Percent Standard error
Total   5,298 370 6.98 0.35 4,649 449 9.66 0.43
Age Under 65 712 47 6.60 0.93 620 51 8.23 1.10
65-74 1,736 113 6.51 0.59 1,497 123 8.22 0.71
75-84 1,900 140 7.37 0.60 1,751 189 10.79 0.74
85 and over 950 70 7.37 0.85 781 86 11.01 1.12
Gender Male 2,199 158 7.19 0.55 1,942 197 10.14 0.69
Female 3,099 221 7.13 0.46 2,707 252 9.31 0.56
Race White 4,533 309 6.82 0.37 3,977 385 9.68 0.47
Black 509 33 6.48 1.09 449 49 10.91 1.47
Other 256 28 10.94 1.95 223 15 6.73 1.68
Diabetes Yes 1,792 133 7.42 0.62 1,566 153 9.77 0.75
No 3,506 237 6.76 0.42 3,083 296 9.60 0.53
Obesity Yes 806 62 7.69 0.94 707 67 9.48 1.10
No 4,492 308 6.86 0.38 3,942 382 9.69 0.47
Cerebrovascular disease Yes 1,299 105 8.08 0.76 1,102 118 10.71 0.93
No 3,999 265 6.63 0.39 3,547 331 9.33 0.49
CHF/pulmonary edema Yes 1,862 147 7.89 0.62 1,655 198 11.96 0.80
No 3,436 223 6.49 0.42 2,994 251 8.38 0.51
COPD Yes 1,881 137 7.28 0.60 1,572 169 10.75 0.78
No 3,417 233 6.82 0.43 3,077 280 9.10 0.52
Smoking Yes 800 55 6.88 0.89 681 67 9.84 1.14
No 4,498 315 7.00 0.38 3,968 382 9.63 0.47
Cancer Yes DNA DNA DNA DNA 1,099 133 12.10 0.98
No DNA DNA DNA DNA 3,550 316 8.90 0.48
Corticosteroids Yes 477 36 7.55 1.21 359 40 11.14 1.66
No 4,821 334 6.93 0.37 4,290 409 9.53 0.45
Coronary artery disease Yes 2,508 210 8.37 0.55 2,447 262 10.71 0.63
No 2,790 160 5.73 0.44 2,202 187 8.49 0.59
Renal disease Yes 1,341 160 11.93 0.89 1,029 156 15.16 1.12
No 3,957 210 5.31 0.36 3,620 293 8.09 0.45

a Data include Medicare beneficiaries discharged from January to December.

DNA - Data have not been analyzed.

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

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

 
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