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Table 4 Pre- and post-intervention comparative results in the intervention and control groups

From: Educational intervention program based on health belief model and neck pain prevention behaviors in school teachers in Tehran

Variable Intervention group(N = 73)
(Mean ± SD)
Control group(N = 73)
(Mean ± SD)
(P value)a
Knowledge
 T1 7 ± 1 7.07 ± 2 0.063
 T2 9.07 ± 1.01 6 ± 1 0.002
 T3 9.8 ± 1.087 5 ± 1.04 0.002
Perceived sensitivity
 T1 23 ± 3.073 20 ± 3 0.085
 T2 25 ± 2 19 ± 2.8 0.001
 T3 26 ± 2 17 ± 2.04 0.001
Severely perceived
 T1 19.01 ± 2 17 ± 4 0.073
 T2 20 ± 2 16 ± 4 0.001
 T3 21 ± 2 15 ± 4 0.001
Perceived benefits
 T1 20 ± 2.016 18 ± 4 0.437
 T2 21 ± 2.036 17 ± 4.041 0.002
 T3 21 ± 2.02 16 ± 4 0.001
Perceived obstacles
 T1 17 ± 3.064 12 ± 3 0.093
 T2 16 ± 2 13.1 ± 3 0.025
 T3 14 ± 1.01 14 ± 3 0.013
Cues to Action
 T1 10 ± 0.87 10 ± 3.2 0.071
 T2 12 ± 0.76 10 ± 3 0.011
 T3 13 ± 0.42 8 ± 3 0.001
Efficacy
 T1 21 ± 3 20 ± 4.01 0.083
 T2 25 ± 2 19 ± 4 <  0.001
 T3 26 ± 2 16 ± 4 <  0.001
Behavior
 T1 27 ± 5 23 ± 5 0.052
 T2 39 ± 5 21 ± 4 <  0.001
 T3 39 ± 5 20 ± 3.6 <  0.001
  1. a. Independent T-test