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Trial History Detail on 2019-01-11

CUHK_CCRB00495

2016-01-04

Prospective

CRE-2015.491

Department of Obstetrics and Gunaecology, The Chinese University of Hong Kong

Department of Obstetrics and Gunaecology, The Chinese University of Hong Kong

NIl

Not Applicable

Cheung Wing Ching

1/F, Block F, Department of Obstetrics & Gynaecology, Prince of Wales Hospital

35051764

cosycheung@cuhk.edu.hk

CUHK

Hong Kong

Prof Li Tin Chiu

1/F, Block F, Department of Obstetrics & Gynaecology, Prince of Wales Hospital

35052800

tinchiu.li@cuhk.edu.hk

CUHK

Hong Kong

The relationship between serum lead level and semen parameters

The relationship between serum lead level and semen parameters

男性體內鉛含量與男性生育力相關性之研究

serum lead level, lead contamination, semen parameters, male fertility

Hong Kong

Yes

2015-10-09

Joint CUHK-NTEC Clinical Research Ethics Committee

2015.491

The relationship between serum lead level and semen parameters

Procedure

Recruited subjects will be asked to complete a questionnaire and to have at least 10ml serum sample and about 3 g of hair taken for measurement of serum level and other confounding variables

NA

NA

6 months

Male subjects submitting a semen sample to the IVF unit for diagnostic evaluation or treatment purpo

NA

NA

NA

NA

Na

Age below 50 years

No apparent cause of male infertility identified

1. Known systematic disease such as diabetes, systemic lupus erythematosus, chronic renal dysfunction, ect.

2. Smokes >20 cigarettes per day, drinks more than 20 units of alcohol per week.

18

50

Male

Observational

Non-randomized

Not Applicable

Open label

Not Applicable

Other

NA

2016-01-15

400

Recruiting

s there a significant relationship between serum lead level and semen parameters/ treatment outcome?

s there a significant relationship between serum level of other heavy metal and environmental pollutants and semen parameters/ treatment outcome?

No

2020-07-21

ChiCTR-ROC-16007881

2016-02-02

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