# Search results

1. ### Finding a Plan B for my analysis

Hello My question relates to health psychology study. I’m measuring self-assessed wellness at two timepoints (6 months apart). At the first timepoint, I’m also measuring some ‘personal factors' (6 self-assessment questionnaires, e.g what they think about their health). I’m looking to see...
2. ### How to calculate the age range of participants in a published study?

It turns out I was reading the stats from the gender line not the age line!! It makes much more sense when I look at the correct figures: mean age 38.9 (SD 16.1). Thanks all for your advice - much appreciated.
3. ### How to calculate the age range of participants in a published study?

Hmmmm one paper has a mean = 20 with a SD of 54.1. If I follow your formula that makes 128.2 years old. Do you mean divide the SD by 2?
4. ### How to calculate the age range of participants in a published study?

Thanks for your advice - I like your suggestions. In terms of whether it negates generalisability, it's just that I'm looking at these intervention papers for a systematic literature review so I'm trying to be as thorough and consistent as possible. Thanks again.
5. ### How to calculate the age range of participants in a published study?

A ha! Thank you so much. Now that level of maths I can definitely manage!
6. ### How to calculate the age range of participants in a published study?

Thank you. I'd just welcome a little more guidance on how to calculate this please. Examples of the information available to me is: Paper 1: n=137, mean 31.47 years (SD 11.65) Paper 2: n=24, mean age 43.07 (SD 14.07)
7. ### How to calculate the age range of participants in a published study?

Yes, I will do this. I also need a plan for how to interpret the papers where authors don't respond.
8. ### How to calculate the age range of participants in a published study?

Hello there I've have read some published papers which related to psychological interventions in health care settings. I want to exclude the papers that include participants aged over 65, but many of the papers only tell me that participants were aged "18+". Is there a way to calculate the...
9. ### Reporting Degrees of Freedom from SPSS output

Hello there Is there a simple rule to follow, in order to know which of the numbers in the df column to report on, when looking for the df? I have looked in my two textbooks and online, but it is not clear to me. Help appreciated. Thank you Boon