Patients with GAD typically approach primary care physicians with vague somatic complaints rather than psychological symptoms [5]. Gastrointestinal symptoms [9] are
common concerns among patients with GAD, and sleep
complaints are frequent. Belanger et al [10] reported that
among GAD patients, 48% had difficulties initiating sleep,
64% reported difficulties maintaining sleep, and 57% complained of early awakening. Symptoms and behaviors associated with GAD are shown in Table 1