Cervicobrachial syndrome


brachial plexus neuritis: An inflammatory process affecting the brachial plexus. It results in severe pain in the upper extremity and shoulder, upper arm weakness and loss of sensation in the upper arm.

Endpoint definition

FinnGen phenotype data

356077 individuals

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Apply sex-specific rule None


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Check conditions None


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Filter registries

Hospital Discharge: ICD-10 M53.1
Hospital discharge: ICD-9 7233
Hospital discharge: ICD-8 7282
Cause of death: ICD-10 M53.1
Cause of death: ICD-9 7233
Cause of death: ICD-8 7282


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Check pre-conditions, main-only, mode, ICD version

Look only at ICD versions H.D: 10, 8, 9 ; C.O.D: 10, 8, 9


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Check minimum number of events None


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Include endpoints None


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Extra metadata

Level in the ICD hierarchy 4
First used in FinnGen datafreeze DF2
Parent code in ICD-10 M53
Name in latin Syndroma cervicobrachiale

Summary Statistics

Key figures

All Female Male
Number of individuals 6549 4461 2088
Unadjusted prevalence (%) 1.84 2.25 1.33
Mean age at first event (years) 50.88 49.95 52.87


Follow-up Absolute risk HR [95% CI] p N
1998–2019 0.02 1.15 [0.83, 1.59] 3.9e-1 381
15 years 0.01 0.90 [0.68, 1.20] 4.8e-1 196
5 years 0.00 1.05 [0.76, 1.44] 7.8e-1 61
1 year 0.00 1.78 [1.09, 2.89] 2.0e-2 19

Age distribution of first events

Year distribution of first events

Cumulative Incidence


Index endpoint: M13_CERVICOBRACHSDR – Cervicobrachial syndrome
GWS hits:

Survival analyses between endpoints


before Cervicobrachial syndrome
after Cervicobrachial syndrome

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Drugs most likely to be purchased after Cervicobrachial syndrome