ClinicalTrials.gg
Status unknownNCT00264121Updated May 22, 2008

The Incidence of Congenital Undescended Testis Among Dutch Infants

An observational study in Undescended Testis, sponsored by Medical Center Alkmaar. Status unknown at 1 site in Netherlands. Open to male participants aged Up to 1 Year. Per ClinicalTrials.gov, last updated 2008-05-22.

Sponsored by Medical Center Alkmaar · Observational

The sponsor has not verified this record recently (last verified May 2008), so the status shown — last known as Recruiting — may be out of date.
Study type
Observational
Time perspective
Prospective
Enrollment
3,000
Ages
Up to 1 Year
Sex
Male
01

Study summary

The purpose of this study is to determine the incidence of congenital undescended testis of mature boys, at one year of age, born in the Medical Centre Alkmaar (MCA).

Read the detailed description

The position of the testes of mature boys will be registered at birth and boys with a high-scrotal, non-scrotal or dubious position of the testis/ testes will be followed up (till the age of one year).

02

Conditions studied

  • Undescended Testis

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Keywords

  • congenital, high scrotal
03

In context

Cryptorchidism

40 studies on the registry are indexed under Cryptorchidism; 14 are open to participants now.

This study's planned enrollment of 3,000 is above the median of 100 across 14 observational studies indexed under Cryptorchidism.

Browse Cryptorchidism studies →

Lead sponsor

Medical Center Alkmaar is the lead sponsor of 20 studies on the registry; none are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
Up to 1 Year
Sexes eligible
Male
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • mature newborns (>/= 37 weeks)
  • born in the Medical Centre Alkmaar

Exclusion criteria

Exclusion Criteria:

  • premature newborns (\< 37 weeks)
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Study design

Time perspective
Prospective
Enrollment
3,000 participants (estimated)
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Study locations

1 of 1 sites recruiting
  • Medical Center Alkmaar (MCA)
    Alkmaar, Noord-Holland, Netherlands
    Recruiting
07

Timeline

Tracking since Sep 25, 2026
Not marked actual or estimatedDates not marked actual or estimated

The record gives a start of Jun 2005 and a completion of Jun 2008. It does not say whether these dates are actual or estimated.

How these figures are worked out, and which studies are left out of them.

Registered
Dec 9, 2005
First posted
Dec 12, 2005
Start
Jun 2005
Completion
Jun 2008
Last update
May 22, 2008
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
No changes since tracking began. The registry record was last updated on May 22, 2008, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
08

Registry details

Key details

Study ID
NCT00264121
Lead sponsor
Medical Center Alkmaar
First posted
Dec 12, 2005
Start date
Jun 2005
Completion
Jun 2008
Last update
May 22, 2008

Study contacts

K. Sijstermans, MD
Contact
k.sijstermans@mca.nl
+31-72-5482998
W WM Hack, PhD
Contact
w.hack@mca.nl
+31-72-5484444
W WM Hack, PhD
study director · Department of Pediatrics, Medical Centre Alkmaar
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is status unknown, as verified in May 2008. You cannot join it, but the record below documents what was studied.

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