Undescended testicle

Q17_UNDES_TESTICLE

cryptorchidism: The failure of one or both testes of a male fetus to descend from the abdomen into the scrotum during the late part of pregnancy. If not surgically corrected in early childhood, males may be at increased risk for testicular cancer later in life.

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Endpoint definition

Endpoint definition steps

FinnGen

Phenotype data

520210

1. Apply sex-specific rule

only males

226837

2. Check conditions

None

226837

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

Registry filters:

  • Hospital discharge: ICD-10 Q53
  • Cause of death: ICD-10 Q53

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

400

4. Check minimum number of events

None

400

5. Include endpoints

None

400

6. Filter based on genotype QC (FinnGen only)

400

Control definitions (FinnGen only)

Control exclude
Q17_CONGEN_MALFO_GENITAL_ORGANS

Extra metadata

Level in the ICD hierarchy
3
First used in FinnGen datafreeze
DF12
Parent code in ICD-10
Q5
Name in latin
Retentio testis

Case counts by codes

FinnGen case counts by registry codes:

generic upset plot

Upset plot

Full data table

Summary Statistics

-FinRegistry-

This endpoint is excluded (different definition than used in FinnGen).

-FinnGen-

Key figures

All Female Male
Number of individuals 400 - 400
Unadjusted period prevalence (%) 0.18 - 0.18
Median age at first event (years) 6.92 - 6.92

-FinnGen-

Age distribution of first events

-FinnGen-

Year distribution of first events

-FinnGen-

Cumulative Incidence Function

CodeWAS (R11)

CodeWAS is a tool for exploring the associations between an endpoint and all of the medical codes and drug codes.

This is a new tool, please reach out using the contact form for feedback and improvement ideas.

First, a cohort is built by matching controls to the endpoint cases using year of birth and sex. Then, a Fisher test is done for all the medical codes and drug codes between the cases and controls of this cohort. Codes are reported in the table below if they have −log10(p-value) ≥ 6.

Matched cohort

Matched cases
367
Matched controls
3660
Code
Vocabulary
Description
Odds Ratio
-log10(p)
N matched cases
N matched controls
Q53.1
ICD-10 Finland
Undescended testicle, unilateral
+∞
323.0
297
*
KFH00
NOMESCO Finland
Operation for undescended or ectopic testis
+∞
198.3
172
*
Q53.2
ICD-10 Finland
Undescended testicle, bilateral
+∞
79.0
73
*
KFH10
NOMESCO Finland
Orchiopexy
119.0
72.0
76
8
Q55.20
ICD-10 Finland
Retractile testis
117.6
48.1
51
5
Q53.9
ICD-10 Finland
Undescended testicle, unspecified
+∞
36.0
34
*
KF8AE
NOMESCO Finland
Ultrasound examination of scrotum
9.3
27.4
59
74
KFC00
NOMESCO Finland
Unilateral orchiectomy
19.8
27.2
41
23
G03GA01
ATC
chorionic gonadotrophin; parenteral
37.6
22.4
28
8
ZXD10
NOMESCO Finland
Scheduled procedure
2.9
20.3
177
884
Q53.0
ICD-10 Finland
Ectopic testis
+∞
18.9
18
*
ZXE00
NOMESCO Finland
One hour or less
2.6
16.6
185
1032
WX408
NOMESCO Finland
General anesthesy, balanced
2.7
15.8
146
728
JAH01
NOMESCO Finland
Laparoscopy
14.0
14.9
25
19
7525A
ICD-9 Finland
Congenital anomalies of genital organs, Undescended testicle[RETENTIO TESTIS (CRYPTORCHISMUS)]
16.2
14.6
23
15
ZXA00
NOMESCO Finland
Right side
3.0
14.1
92
365
ZXE10
NOMESCO Finland
More than one and less than three hours
2.4
12.1
136
728
H01AC01
ATC
somatropin; parenteral
5.6
12.1
35
67
NK6MA
NOMESCO Finland
Measurement of bone age from hand and elbow using X-ray
3.6
11.4
53
163
F82
ICD-10 Finland
Specific developmental disorder of motor function
5.2
11.0
34
71
G03BA03
ATC
testosterone; systemic, rectal, sublingual, transdermal
4.9
10.6
34
74
75210
ICD-8 Finland
Congenital anomalies of genital organs, Undescended testicle
112.7
10.5
11
*
Q53
ICD-10 Finland
Undescended testicle
+∞
10.4
10
*
ZXA05
NOMESCO Finland
Left side
2.7
10.4
81
351
7505
FHL
Funicular lysis and orchidopexy
12.6
9.9
17
14
Z01.1
ICD-10 Finland
Examination of ears and hearing
2.5
9.8
85
391
101
Kela drug reimbursment
Anterior pituitary hypofunction
5.8
9.5
26
47
WX404
NOMESCO Finland
Intravenous generell anesthesy
2.2
8.7
101
538
ZXD20
NOMESCO Finland
Day surgery
2.9
8.4
52
197
E29.1
ICD-10 Finland
Testicular hypofunction
11.1
8.3
15
14
N50.0
ICD-10 Finland
Atrophy of testis
34.0
8.1
10
*
ZXA10
NOMESCO Finland
Bilateral
2.3
8.0
79
387
Q87.88
ICD-10 Finland
Other specified congenital malformation syndromes, not elsewhere classified
16.1
7.3
11
7
301
Kela drug reimbursment
Growth hormone
6.9
6.9
16
24
R62.0
ICD-10 Finland
Delayed milestone
3.1
6.8
38
133
504
Kela drug reimbursment
Conditions requiring daily forced enteral nutrition
4.3
6.8
24
59
121
Kela drug reimbursment
Severe hypofunction of sexual glands
17.0
6.8
10
6
F83
ICD-10 Finland
Mixed specific developmental disorders
3.1
6.6
35
121
602
Kela drug reimbursment
Children's severe malnutrition
3.7
6.4
26
73
WX110
NOMESCO Finland
Local anesthesy
1.8
6.3
245
1943
Q54.2
ICD-10 Finland
Hypospadias, penoscrotal
+∞
6.3
6
*
Q55.1
ICD-10 Finland
Hypoplasia of testis and scrotum
+∞
6.3
6
*
Z51.80
ICD-10 Finland
Manipulation of puberty development with hormone therapy
27.1
6.2
8
*

Mortality – FinRegistry

This endpoint is excluded (different definition than used in FinnGen).

Relationships between endpoints

Index endpoint: Q17_UNDES_TESTICLE – Undescended testicle

GWS hits: -

This endpoint is excluded (different definition than used in FinnGen).