1. The results of randomised controlled trials are less encouraging.

2. No randomised study has ever shown that these negative aspects of childbirth are a result of epidural analgesia.

3. Six prospective randomised trials have evaluated the efficacy of elemental diets in Crohn's disease.

4. A randomised controlled trial comparing prompted care with continuing hospital clinic care was undertaken.

5. Four prospective randomised trials have investigated the role of polymeric formulas in Crohn's disease.

6. These results were evaluated in a prospective,[/randomise.html] randomised and controlled study.

7. Twenty two patients were randomised to receive elemental diet and 20 to receive prednisolone.

8. Other studies that were not randomised failed to show adverse effects on the baby.

9. Patients were randomised at the time of endoscopy or within 12 hours after fulfilling the inclusion criteria.

10. This randomised controlled study began in August 1979, and recruitment continued until June 1986.

11. You can also choose to randomise all selections.

12. The wheel is designed with obstacles in the ball's path to randomise its movement.

13. To further clarify the benefit of the combination of topical techniques for tumour destruction and external beam radiotherapy randomised studies are required.

14. The figure illustrates the cumulative ulcer free survival curves of patients randomised to each drug.

15. Main outcome measures - Improvement in mean scores on Hamilton depression rating scale for 55 randomised controlled trials.

16. This drug is currently being evaluated in large multicentre randomised controlled trials.

17. The effectiveness of medical interventions is best evaluated by a systematic analysis of randomised controlled trials.

18. Maberly and I reported results in inpatients with asthma and are doing an outpatient double blind randomised trial of neutralisation.

19. They base their recommendations on an analysis of 19 randomised controlled trials that examined the effectiveness of surgical interventions for glue ear.

20. To evaluate our first impressions we examined transmission electron microscopy findings in 40 H pylori positive cases out of 94 randomised cases.

21. These encouraging results in pilot studies required confirmation in prospective and randomised trials.

1. The wheel is designed with obstacles in the ball's path to randomise its movement.