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Table 3 Knowledge and attitude before and after the intervention between the two groups

From: A sex education program for teachers of preschool children: a quasi-experimental study in Iran

Variable (total score range)

Experimental Group

Mean ± SDa

Control Group

Mean ± SDa

Independent T-Test Results

Knowledge (0–31)

 Before the intervention

22 ± 3

21.15 ± 3.9

P = 0.28

 After the intervention

29.47 ± 1.3

20.92 ± 3.9

P < 0.001

 Paired t-test results

P < 0.001

P = 0.1

Attitude (26–130)

 Before the intervention

94.1 ± 7

94.9 ± 7.52

P = 0.62

 After the intervention

110.6 ± 5.6

94 ± 7

P < 0.001

 Paired t-test results

P < 0.001

P = 0.12

  1. aStandard Deviation