The golden rule for bedside tables is comfort and accessibility. Aim for a...

https://speedy-wiki.win/index.php/The_Science_of_Comfort:_What_Bedside_Table_Height_Makes_it_Easiest_to_Grab_Glasses_at_Night%3F

The golden rule for bedside tables is comfort and accessibility. Aim for a height that sits between 5 and 10 centimetres below the top of your mattress. Most UK beds work best with tables in the 55 to 70 centimetre range