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Table 1 Number of codes indicating an adverse drug event (ADE) in the ICD-10 NHS, ICD-10-GM, and ICD-9-CM

From: International prevalence of adverse drug events in hospitals: an analysis of routine data from England, Germany, and the USA

Category

Definition

ICD-10 NHS (England)

ICD-10-GM 2006 (Germany)

ICD-9-CM 2006 (USA)

A

Caused by a drug or other substance

122

179

275

  A.1

Caused by a drug

44

101

184

  A.2

Caused by a drug or other substance

78

78

91

B

Poisoning by or harmful use of a drug or other substance

189

148

232

  B.1

Poisoning by drug

133

133

195

  B.2

Poisoning by or harmful use of a drug or other substance

56

15

37

C

ADE very likely

27

30

18

A-C

 

338

357

525