| Name |
Trifascicular block (trifasc_block) |
| Category |
Cardiovascular |
| Sex |
|
| Adult |
Yes |
| UUID |
831fae25-dc6d-4dfa-aa64-31f48609a2bb |
| Definition |
The combination of a right bundle branch block, left anterior or posterior fascicular block and a first-degree AV block. |
Ontologies
Key Summary Statistics
Cases from any source
| Total |
359 |
| Female (%) |
63 (18%) |
| Male (%) |
296 (82%) |
Year first recorded
Cases linked in all UK Biobank sources
Cross-source concordance
Vertical bars correspond to number of cases per source/intersection; horizontal bars to left correspond to total number of cases per source.
Incidence & prevalence
Baseline prevalence stratified by sex
| Female |
0.0 (0.0,0.0) |
| Male |
0.7 (0.09,1.31) |
Incidence stratified by sex
| Female |
0.11 (0.02,0.19) |
| Male |
0.42 (0.24,0.61) |
Incidence stratified by age
| Ages 40-44 |
0.0 (0.0,0.0) |
| Ages 45-49 |
0.07 (-0.07,0.22) |
| Ages 50-54 |
0.0 (0.0,0.0) |
| Ages 55-59 |
0.16 (-0.02,0.33) |
| Ages 60-64 |
0.35 (0.12,0.57) |
| Ages 65-69 |
0.65 (0.3,1.01) |
Period prevalence
Methods
Comparison with general population
Sex-standardised prevalence from CALIBER study (Kuan et al. 2019)
| Population |
Ages 40-49 |
Ages 50-59 |
Ages 60-69 |
| UK Biobank |
0 (0,1) |
1 (0,2) |
4 (3,6) |
| CALIBER |
– |
– |
3 (3,4) |
Stratified by age and Townsend deprivation status
| Deprivation status |
Ages 40-49 |
Ages 50-59 |
Ages 60-69 |
| Least deprived |
0(NaN,NaN) |
1(0,4) |
4(2,8) |
| Low |
1(0,7) |
1(0,5) |
3(1,7) |
| Medium |
0(NaN,NaN) |
1(0,5) |
3(1,7) |
| High |
0(NaN,NaN) |
0(NaN,NaN) |
3(1,7) |
| Most deprived |
0(NaN,NaN) |
1(0,5) |
7(3,12) |
Stratified by age and country
| Country |
Ages 40-49 |
Ages 50-59 |
Ages 60-69 |
| England |
0(0,2) |
0(0,1) |
4(3,6) |
| Scotland |
0(NaN,NaN) |
0(NaN,NaN) |
4(1,10) |
| Wales |
0(NaN,NaN) |
4(1,16) |
3(0,11) |
Definition
| UK Biobank field id |
Description |
Code |
Value |
| 41202 |
Diagnoses - main ICD10 |
I45.3 |
Trifascicular block |
| 41204 |
Diagnoses - secondary ICD10 |
I45.3 |
Trifascicular block |
| 40001 |
Underlying (primary) cause of death: ICD10 |
I45.3 |
Trifascicular block |
| 40002 |
Contributory (secondary) causes of death: ICD10 |
I45.3 |
Trifascicular block |
| 42040 |
GP clinical event records |
329B.00 |
ECG: trifascicular block |
| 42040 |
GP clinical event records |
G565400 |
Trifascicular block |
| 42040 |
GP clinical event records |
XaRCI |
ECG: trifascicular block |