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Table 3 Comparison of the changes in the means scores of anxiety, stress, and depression in the patients scheduled for coronary angiography in the short text messaging, DVD, and control groups

From: Efficacy of education delivery through multimedia and text messaging on the psychological parameters of patients scheduled for coronary angiography: a single-blind randomized controlled clinical trial

Groups

Control (n = 40)

SMSa (n = 40)

DVDb (n = 40)

Mean difference

P-value

Mean difference

P-value

Mean difference

P-value

Anxiety

 SMSa

 − 1.02

0.07

–

–

0.42

0.62

 DVDb

 − 1.45

0.006

 − 0.42

0.62

–

 

Stress

 SMSa

 − 4.27

 < 0.001

–

–

 − 0.80

0.57

 DVDb

 − 3.47

 < 0.001

0.80

0.57

–

–

Depression

 SMSa

0.75

0.77

–

–

1.55

0.33

 DVDb

 − 2.3

0.09

 − 1.55

0.33

–

–

  1. aShort message service
  2. bMultimedia content stored on a DVD