Centre For Clinical Research And Biostatistics (CCRB)

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1 Unique Trial Number (assigned by CCRB)

CUHK_CCT00080

2 Trial Registration Date

2005-09-22

i Registration Status

Retrospective

3 Secondary IDs

CUHK4406/03M

4 Source(s) of Funding

Research Grants Council, Hong Kong

5 Primary Sponsor

Department of Anaesthesia and Intensive Care, The Chinese University of Hong Kong

6 Secondary Sponsor

N/A

Function

Please specify

7 Responsible Contact Person (public contact person for patients interested in participating)

i Name

Prof Warwick D. Ngan Kee

ii Address

iii Phone

iv Email

email warwick@cuhk.edu.hk

v Affiliation

vi Country

8 Research Contact Person (person to contact for scientific inquiries)

i Name

Prof Warwick D. Ngan Kee

ii Address

iii Phone

iv Email

email warwick@cuhk.edu.hk

v Affiliation

vi Country

9 Official Scientific Title of the Study

The effect of vasopressor choice on fetal acid-base status during spinal anaesthesia for emergency Caesarean section

10 Public Title

i Public Title in Chinese 研究名稱

11 Short Title (Optional)

12 Countries of Recruitment

13 Research Ethic Review

i Has the study received appropriate ethics approval?

Yes

ii When is the approval date?

2003-01-02

iii Full Name of IRB/IEC

Please specify

iv IRB/IEC approval reference number

14 Medical Condition Being Studied

Conditions of the Urinary Tract and Sexual Organs, and Pregnancy

15 Intervention

i Types of intervention

Drug

Please specify

ii Description/ name of Intervention/article

Randomization to vasopressor ephedrine or phenylephrine

iii Dosage form of the intervention

iv Dosage of the intervention

v Duration of the intervention

approx 30 min

vi Frequency of the intervention

16 Comparative Treatments

i Description/ name of comparative treatments

Vasopressors ephedrine or phenylephrine

ii Dosage form of the comparative treatments

iii Dosage of the comparative treatments

iv Duration of the comparative treatments

v Frequency of the comparative treatments

17 Key Inclusion and Exclusion Criteria

i Inclusion Criteria

Inclusion: Non-scheduled Caesarean section under spinal anaesthesia.

ii Exclusion Criteria

Exclusion: hypertension, fetal abnormality, preeclampsia

iii Age Minimum

iv Age Maximum

v Gender

18 Study Type

19 Study Design

i Randomization

Randomized

Please specify

ii Nature of control

Active

iii Degree of masking

Double-blind

If Single-blind, who will be masked?

iv Group Assignment

Parallel

v Study Phase

Please specify

vi Study Objectives (Optional)

20 Anticipated trial start date

2004-06-01

21 Target Sample Size

204

22 Recruitment Status

Recruiting

23 Primary Outcome

Umbilical arterial pH

24 Secondary Outcome

Haemodynamic changes

25 Study Information/Publication

i Study Information/Publication Available?

No

ii Link to Study Information/Publication

26 Last Update Date

2013-01-10

27 Primary Registry and Trial Identifying Number

28 Date of Registration in Primary Registry

* Legacy Fields

i Recruitment Information Available?

Yes

ii Link to Recruitment Information

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Trial History Detail on 2009-11-19