Variable

mean

SD

p-value

Nationality

· Saudi

12.2779

2.34355

0.461

· Non-Saudi

11.9730

2.71300

Region

· North

12.5784

2.15919

0.123

· South

12.2908

2.56776

· East

12.1864

2.48773

· West

11.9556

2.02210

· Center

11.1429

2.30837

Education level

· Illiterate

11.6429

2.27384

0.008*

· School education

12.0492

2.41159

· Graduate

12.0400

2.38249

· Postgraduate

13.0244

2.21652

Occupation

· Working

12.7381

2.31870

0.031*

· Housekeeper

12.1021

2.38372

Monthly income

· Less than 5000 SR

11.5132

2.45761

0.001*

· Between 5000 to 10,000 SR

12.1570

2.33303

· More than 10,000 SR

12.8417

2.26777

The views of USS cost

· Cheap

12.1132

2.50891

001*

· Average

11.8012

2.27679

· Costly

12.8264

2.34843