I found this surprising since the blouse fits my hips so comfortably, and they're the widest part of my body. (withwonderandwhimsy.com)
Dresses tend to be more forgiving through the middle, and if the garment is well - made, properly fitting shoulders should signal properly fitting hips because the two are in alignment. (womansday.com)
If the waist fits, often the hips are too tight, and if the skirt fits my hips, the waist is too big. (40plusstyle.com)