Inflammatory disorders of breast

N14_INFLAMMBREAST

mastitis: Inflammation of breast tissue during lactation or postpartum due to an obstructed duct or infection. Mastitis can also occur in non-breastfeeding women, and rarely in men.

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Endpoint definition

Endpoint definition steps

FinnGen

Phenotype data

429209

1. Apply sex-specific rule

only females

239906

2. Check conditions

None

239906

3. Check pre-conditions, main-only, mode, registry filters

Registry filters:

  • Hospital discharge: ICD-10 N61
  • Hospital discharge: ICD-9 6110
  • Hospital discharge: ICD-8 6110
  • Hospital discharge: excluded ICD-8 61102
  • Cause of death: ICD-10 N61
  • Cause of death: ICD-9 6110
  • Cause of death: ICD-8 6110
  • Cause of death: excluded ICD-8 61102

2 out of 7 registries used, show all original rules.

1963

4. Check minimum number of events

None

1963

5. Include endpoints

None

1963

6. Filter based on genotype QC (FinnGen only)

1880

Control definitions (FinnGen only)

Control exclude N14_BREAST

Extra metadata

Level in the ICD hierarchy 3
First used in FinnGen datafreeze DF2
Parent code in ICD-10 N60-N64
Name in latin Morbositates inflammatoriae mammae

Case counts by codes

FinnGen case counts by registry codes:

generic upset plot

Upset plot

Full data table

Summary Statistics

-FinRegistry-

Key figures

All Female Male
Number of individuals
Whole population 16636 16636 -
Only index persons 15813 15813 -
Unadjusted period prevalence (%)
Whole population 0.48 0.48 -
Only index persons 0.58 0.58 -
Median age at first event (years)
Whole population - 36.61 -
Only index persons - 36.07 -

-FinnGen-

Key figures

All Female Male
Number of individuals 1880 1880 -
Unadjusted period prevalence (%) 0.82 0.82 -
Median age at first event (years) 38.39 38.39 -

-FinRegistry-

Age distribution of first events

-FinnGen-

Age distribution of first events

-FinRegistry-

Year distribution of first events

-FinnGen-

Year distribution of first events

-FinRegistry-

Cumulative Incidence Function

-FinnGen-

Cumulative Incidence Function

Mortality – FinRegistry

Relationships between endpoints

Index endpoint: N14_INFLAMMBREAST – Inflammatory disorders of breast

GWS hits: 1

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