The 1e–5 AD‐PRS remained associated with incident dementia among APOE ɛ4 non‐carriers after removal of rs7584040 (P = .01), rs11168036 (P = 9 × 10–3), rs143429938 (P = 6 × 10–3), and rs8064326 (P = .01). Here, APOE is linked to dementia.