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Table 2 The effect of educational intervention based on the theory of planned behavior on improving Nurse’s general health

From: Effect of educational intervention on improving nurse’s general health in military hospitals of Iran: a quasi-experimental study

Variable Group Pre-intervention Post-intervention P* Effect size
(correlation)
Mean SD Mean SD
Somatic symptoms Intervention 10.40 0.52 2.92 0.92  < 0.001 -11.65(0.24)
control 10.68 1.52 10.66 1.30 0.861 -0.021(0.56)
P** 0.128  < 0.001   
Effect size*** -0.26 -6.78   
Anxiety/Insomnia Intervention 10.89 0.97 3.22 1.12  < 0.001 -5.27(-0.1)
control 11.00 1.08 11.01 1.50 0.933 0.08(0.46)
P** 0.519  < 0.001   
Effect size - 0.10 -5.91   
Social dysfunction Intervention 10.52 0.65 2.88 0.96  < 0.001 -8.58(0.06)
control 10.55 1.08 10.29 0.87 0.058 -0.20(0.32)
P** 0.853  < 0.001   
Effect size -0.02 -8.13   
Depressive symptoms Intervention 10.66 0.80 2.89 1.02  < 0.001 -6.62(-0.003)
control 10.63 0.99 10.45 1.85 0.470 -0.13(0.002)
P** 0.855  < 0.001   
Effect size 0.02 -4.49   
General Health Intervention 42.82 3.07 11.72 2.89  < 0.001 -7.33(-0.09)
control 43.07 2.76 42.52 3.23 0.222 -0.15(0.23)
P** 0.611  < 0.001   
Effect size -0.08 -10.06   
  1. * Paired sample t-test
  2. ** Independent sample t-test
  3. *** Cohen’s d