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Trial History Detail on 2015-01-12

CUHK_CCT00301

2011-12-08

Retrospective

Nil

Nil

Nil

Nil

Winnie Samy

Department of Anaesthesia & Intensive Care, CUHK

26323155

wsamy@cuhk.edu.hk

Department of Anaesthesia & Intensive Care, CUHK, PWH

Manoj Kumar Karmakar

Department of Anaesthesia & Intensive Care, CUHK, PWH

26321311

karmakar@cuhk.edu.hk

Department of Anaesthesia & Intensive Care, CUHK, PWH

Thoracic Paravertebral Block for Breast Cancer Surgery: Effects on Cancer Recurrence and Long Term Survival

Thoracic Paravertebral Block for Breast Cancer Surgery: Effects on Cancer Recurrence and Long Term Survival

Nil

Hong Kong

Yes

2011-08-16

Breast Cancer

Other

Collect data from Clinical Management System, so informed consent has been exempted & approved by EC

This study will involve reviewing patients’ clinical records and laboratory results from the Clinical Management System (patient database of Hospital Authority) for any cancer recurrence, metastasis or death for the coming 5 years who had participated in our previous ethics approved prospective, randomized, double-blinded study (CRE-2004.376.T) of patients having a standardized anaesthetic procedure during their breast cancer surgery.

5 years follow-up

Nil

Patients who had participated in our previous ethics approved study “Continuous Thoracic Paravertebal Block: Effects on acute and chronic pain and Quality of life after breast cancer surgery” (CRE-2004.376.T)

Nil

18 year old

70 year old

Female

Observational

Not Applicable

Not Applicable

Not Applicable

Single group

2011-09-01

180

Unknown

Review patients’ records for survival or mortality over 5 years after breast cancer surgery

Review patients’ records for any incidence of metastatic spread or cancer recurrence over 5 years after breast cancer surgery

No

2020-03-30

ChiCTR-ONC-12001844

2012-01-05


Yes

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