Crohn's disease NAS

CHRONNAS

Crohn's disease: A gastrointestinal disorder characterized by chronic inflammation involving all layers of the intestinal wall, noncaseating granulomas affecting the intestinal wall and regional lymph nodes, and transmural fibrosis. Crohn disease most commonly involves the terminal ileum; the colon is the second most common site of involvement.

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Endpoint definition

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Endpoint definition steps	FinnGen
Phenotype data	429209
1. Apply sex-specific rule None	429209
2. Check conditions None	429209
3. Check pre-conditions, main-only, mode, registry filters Registry filters: Hospital discharge: ICD-10 — K50.9 Cause of death: ICD-10 — K50.9 2 out of 7 registries used, show all original rules.	2264
4. Check minimum number of events None	2264
5. Include endpoints None	2264
6. Filter based on genotype QC (FinnGen only)	2191

Control definitions (FinnGen only)

Control exclude K11_ENERCOLNONINF

Extra metadata

First used in FinnGen datafreeze DF2

Parent code in ICD-10 K50

Name in latin Morbus Crohn non specificatus

NAME	CHRONNAS
CONTROL_EXCLUDE	K11_ENERCOLNONINF
CONTROL_PRECONDITIONS
CONTROL_CONDITIONS
SEX
INCLUDE
PRE_CONDITIONS
CONDITIONS
OUTPAT_ICD
OUTPAT_OPER
HD_MAINONLY
HD_ICD_10_ATC
HD_ICD_10	K509
HD_ICD_9	$!$	The FinnGen clinical team has checked and no code can be used for this rule.
HD_ICD_8	$!$	The FinnGen clinical team has checked and no code can be used for this rule.
HD_ICD_10_EXCL
HD_ICD_9_EXCL
HD_ICD_8_EXCL
COD_MAINONLY
COD_ICD_10	K509
COD_ICD_9	$!$	The FinnGen clinical team has checked and no code can be used for this rule.
COD_ICD_8	$!$	The FinnGen clinical team has checked and no code can be used for this rule.
COD_ICD_10_EXCL
COD_ICD_9_EXCL
COD_ICD_8_EXCL
OPER_NOM
OPER_HL
OPER_HP1
OPER_HP2
KELA_REIMB
KELA_REIMB_ICD
KELA_ATC_NEEDOTHER
KELA_ATC
KELA_VNRO_NEEDOTHER
KELA_VNRO
CANC_TOPO
CANC_TOPO_EXCL
CANC_MORPH
CANC_MORPH_EXCL
CANC_BEHAV

Similar endpoints

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List of similar endpoints to Crohn's disease NAS based on the number of shared cases.

Broader endpoints:

Narrower endpoints:

None

Case counts by codes

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FinnGen case counts by registry codes:

Upset plot

Full data table

Summary Statistics

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-FinRegistry-

Key figures

	All	Female	Male
Number of individuals
Whole population	15650	8081	7511
Only index persons	14606	7608	6998
Unadjusted period prevalence (%)
Whole population	0.22	0.23	0.21
Only index persons	0.27	0.28	0.27
Median age at first event (years)
Whole population	42.77	43.01	42.39
Only index persons	41.39	41.80	40.94

-FinnGen-

Key figures

	All	Female	Male
Number of individuals	2191	1212	979
Unadjusted period prevalence (%)	0.53	0.53	0.54
Median age at first event (years)	44.48	42.02	47.54

≡ Risteys

FR+FG R10

FinnGen Risteys R10

FinnGen Risteys R9

FinnGen Risteys R8

FinnGen Risteys R7

FinnGen Risteys R6

FinnGen Risteys R5

FinnGen Risteys R4

FinnGen Risteys R3

Crohn's disease NAS

Endpoint definition

Endpoint definition steps

FinnGen

Phenotype data

1. Apply sex-specific rule

2. Check conditions

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

4. Check minimum number of events

5. Include endpoints

6. Filter based on genotype QC (FinnGen only)

All original rules

Similar endpoints

Case counts by codes

Upset plot

Case counts by code for Crohn's disease NAS (CHRONNAS)

Summary Statistics

-FinRegistry-

Key figures

-FinnGen-

Key figures

-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