Does this patient have delirium?

Does this patient have delirium? JAMA. 2010;304(7):779-786.

Wong, CL, et al.

http://jama.ama-assn.org/content/304/7/779.abstract?ijkey=&keytype2=tf_ipsecsha

Delirium occurs in many hospitalized older patients and has serious consequences including increased risk for death and admission to long-term care. Despite its importance, health care clinicians often fail to recognize delirium. Simple bedside instruments may lead to improved identification.