Table 1

Defence Medical Information Capability Programme prespecified read-codes used to search for syncopal service personnel

1B62Syncope/vasovagal faint
1B6-2Syncope symptom
1B6-3Vasovagal symptom
1B65Had a collapse
1B65-1Collapse symptom
1B66Had a blackout
1B66-1Blackout symptom
1B68Felt faint
R002R0021(D) Fainting
R0020(D) Syncope and collapse
R002z(D) Syncope and collapse NOS
R002-1(D) Syncope
R0022(D) Vasovagal attack
R0023(D) Collapse
R0024(D) Micturition syncope
R0025(D) Defecation syncope
R0026(D) Asystolic vasovagal syncope
R0027(D) Drop attack
SN21SN21Heat syncope or collapse
SN21-2Heat syncope or collapse
SN21-1Collapse – heat
147147CH/O: collapse
147BH/O: vasovagal faint
147DH/O: blackout
2242247O/E: collapse NOS
2244O/E: collapse – syncope
OtherEMISNQFu2Funny turn
EMISCSY1Syncopal episodes (fainting)/dizziness
EMISNQC0160Collapse during exercise
∧ESCTNE707423Near syncope

  • D defined as ‘Symptoms, signs and ill-defined conditions.’

  • H/O, history of; NOS, not otherwise specified; O/E, on examination.