Andre Matthias Müller

9 Questions 63 Answers 0 Followers

Questions related from Andre Matthias Müller

Is anyone aware of mobile or electronic health trials on diet or physical activity in developing countries?

I am looking for intervention studies that implemented an e- & mHealth approach to promote healthy diets and physical activity in developing countries.

14 January 2016 2,131 4 View

Does anyone have any experience with validating exercise diaries?

I am using an exercise diary to evaluate the effectiveness of my intervention. Now, I am looking for information on how valid this method is, and on how I can check validity of the information...

03 July 2014 148 12 View

Why do I have to offer treatment to excluded research participants after the studies completion?

I have certain inclusion criteria for my exercise study and am now doing telephone screening to check eligibility of potential participants. When I have someone who has to be excluded because of...

24 April 2014 1,821 6 View

How do you turn people down for study participation?

I am at a stage of my research where I will start recruiting participants soon. My sample is reasonably healthy older adults (55-70 years). I have given a number of health talks in community...

16 April 2014 8,514 3 View

Is there anyone with experience objectively measuring weight and height in a participants home?

I want to measure the weight and height (for BMI calculation) objectively in my participants home. There is no way I can bring them to a central place to measure them. I have read that self-report...

08 April 2014 1,907 1 View

Anyone have experience with using instruments for physical activity measurements for older adults?

I am conducting an intervention study on older adults. I am aiming to increase physical activity with a specific program. Now, I am looking for a suitable instrument to measure physical activity....

30 January 2014 1,436 45 View

How to recruit older adults in a developing country?

I am currently preparing my study on physical activity promotion in older Malaysians. My sample is not that small (about 200 people) and I am thinking of how to recruit them, and also retain them...

16 December 2013 9,534 7 View

How long does it take to implement a certain (physical activity) health behavior in older adults?

I am conducting a study on physical activity in older adults. Now I want to decide on how long I need to give the intervention stimuli until the participants are stable in doing physical activity....

01 November 2013 3,185 7 View

Could anyone recommend instruments to measure acceptability?

I want to run a study where the intervention is delivered via mobile phone. Since I am looking at a special group I want to see whether they actually accept the delivery method. Is there any...

15 October 2013 470 2 View