| Methods |
Single center, randomised, controlled trial
1. Allocation concealment: Unclear/Not stated
2. Blinding of patients: Unclear/Not stated
3. Blinding of outcome assessor: Unclear/Not stated
4. A priori calculation of sample size: Unclear/Not stated
5. Groups treated identical other than the named intervention: Unclear/Not stated |
| Participants |
Number of eligible patients: Not stated
Number of patients enrolled: 110
Drop outs/Withdrawals: 0
Incl. Criteria:Patients undergoing colonoscopy as an out patient between July 1999 and October 1999
Excl. Criteria: Not stated
Country: Hong Kong
Setting: Outpatient
Age: Not stated
N (%) males: Not stated
Groups comparable at baseline: Yes (age, sex ratio and body weight) |
| Interventions |
Group A (n=55): Mixture of Propofol 400 mg and Alfentanil 1mg delivered by a PCA pump in bolus of 2mg/ml (lockout period of 3 minutes)
Group B (n=55): Intravenous injection of Diazemuls 0.1 mg/ Kg and Pethidine 0.5mg/ Kg
Mode of administration: Gropu A: PCA pump bolus, with lockout of 3 mins.; Group B: Intravenous injection
Administered by: Not stated
Goal level of sedation: Not stated
Supplemental oxygen: Not stated |
| Outcomes |
Procedure time; Recovery time
Pain score (un‐scaled 10 cm visual analogue score)
Oxygen desaturation<90%
Hypotension (systolic BP < 90 mm Hg) |
| Notes |
Recovery time not defined
Conference proceeding abstract (DDW 2000) |
