Drawing Therapy for pReoperative Anxiety in Waiting (DRAW)

The Effect of Different Drawing Therapy on Preoperative Anxiety in Waiting Area

This study will use a factorial design to compare the effects of different colors and shapes on patients' preoperative anxiety.

Inclusion Criteria:

• Patients scheduled for elective surgery
• age ≥18 yrs old

Exclusion Criteria:

• Frail patients who can not freely sit on the seat
• Patients with difficulty in communication
• Patients with color vision deficiency
• Patients with injury or neurological dysfunction influencing function of hand
• Patients with severe vision deficiency