In inpatient individuals , calculated EI during overfeeding determined from ES in FM and FFM was ( mean SD ) 3461 848 kcal/d , which was not significantly ( -29 273 kcal/d or 0.8 % ; limits of agreement : -564 , 505 kcal/d ; P = 0.78 ) different from the actual EI provided ( 3490 729 kcal/d ) .