In In re Hatsuye T., 293 Ill. App. 3d 1046, 689 N.E.2d 248, 228 Ill. Dec. 376 (1997), the respondent had previously consented to admission and treatment. Her doctor testified that had she not revoked it he would have continued to treat her based on the written consent and that her condition had not changed since she executed it. Hatsuye, 293 Ill. App. 3d at 1052. Based on that evidence, the reviewing court concluded that the respondent had the capacity to make her own decision as to medication. Hatsuye, 293 Ill. App. 3d at 1052.