Table 1: presented demographic characteristics of study participants.

Variable Category No. % Correct Answers* P Value**
Level of education Primary school 28 8.6 2.5357 0.000
Intermediate school 50 15.4 3.3000
High school 105 32.4 3.7429
College and above 141 43.5 4.9078
Monthly income < SR4000 66 20.4 3.3939 0.021
SR4000 - SR10,000 101 32.2 4.2376
SR10,000 - SR20,000 88 27.2 4.2955
More than SR20,000 69 21.3 4.2174
Occupation Government employee 173 53.4 4.3006 0.119
Private employee 88 27.2 3.6932
Self-employed 33 10.2 4.1515
Unemployed 30 9.3 3.8333
Total number of children in the family One child 80 24.7 4.0375 0.350
Two children 89 27.5 3.9438
Three children 57 17.6 4.5088
More than 3 children 98 30.2 3.9796

* Mean number of correct answers out of 10 questions
** using a one-way analysis of variance.

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