Table 2

Data extraction codes

DRAFFT
DiagnosisS52.5—Fracture of lower end of radius
S52.6—Fracture of lower end of both ulna and radius
OperationRelevant operations in W1, W2 and W3 with Z70.5—Lower end of radius NEC
ProFHER
DiagnosisS42.2—Fracture of upper end of humerus
OperationA&E36—Sling/collar cuff/broad arm sling
InpatientsSurgicalRelevant operations in W (other bones and joints)
Non-surgicalX49.5—Application of sling NEC with one of the following: Z69.1—Head of humerus, Z69.2—Tuberosity of humerus, Z69.3—Neck of humerus
AIM
DiagnosisS82.5—Fracture of medial malleolus
S82.6—Fracture of lateral malleolus
S82.8—Fractures of other parts of lower leg
OperationRelevant operations in W (other bones and joints)
Operation restrictionsZ85.6—Ankle joint, ie, fractures of lower leg excluded if ankle not involved
  • See online supplementary appendix for more detailed codes.

  • A&E, Accident and Emergency; AIM, Ankle Injury Management; DRAFFT, Distal Radius Acute Fracture Fixation Trial; NEC, Not Elsewhere Classified; ProFHER, Proximal Fracture of the Humerus: Evaluation by Randomisation.