IRCT2014040617140N1 IRCT 2014-07-02 Vice Chancellor for Research of Tehran University of Medical Sciences Effect of acupressure on anxiety and respiratory parameters in ventilated patients Effect of acupressure on anxiety and respiratory parameters in ventilated patients 2014-09-11 anticipated 90 Complete https://irct.ir/trial/15837 interventional Randomization: Randomized, Blinding: Single blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Other design features: Sampling is purposive, then patients will be assigned randomly to experimental and control groups, via a coin toss . N/A Patients with impaired respiratory function in ICU. Intervention 1: Acupressure will perform in the experimental group. The intervention is performed two times per day over the two days and each session of intervention will be lasted 20 minutes .Also it is performed at certain times of day for each patient by a trained person. This technique will implement at the 5- acupoints on both sides of the body. The 5- acupoints include Zhongfu (Lu1), Taiyuan (Lu9), Hegu (Li4), Neiguan (Pc6) and Zusanli (St36). This technique is performed on one side of the body first and then the other side of the body, based on the patient's condition. Intervention 2: In control group, touch will perform at 5 acupoints in 2 sessions per day (morning and evening ) during 2 days of intervention period.