Bacchi v. Clancy

“ ‘A modification of an existing custody arrangement should be allowed only upon a showing of a sufficient change in circumstances demonstrating a real need for a change of custody in order to insure the child’s best interests’ ” (Sano v Sano, 98 AD3d 659, 659 [2012], quoting Matter of Nava v Kinsler, 85 AD3d 1186, 1186 [2011]; see Matter of Kimberly A.H. v Perez, 99 AD3d 903 [2012]). The determination of a child’s best interests requires a review of the totality of the circumstances (see Eschbach v Eschbach, 56 NY2d 167, 171 [1982]). In addition, inasmuch as custody determinations turn in…