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Table 1 Student characteristics

From: Dietary supplement use among undergraduate male students in health and non-health cluster colleges of a public-sector university in Dammam, Saudi Arabia

  N %
College
 Pharmacy 70 14.9
 Medicine 92 19.6
 Nursing 22 4.7
 Sharia and law 39 8.3
 Applied medical sciences 36 7.7
 Architecture and planning 57 12.2
 Engineering 36 7.7
 Applied studies and community service 27 5.8
 Business 43 9.2
 Science 47 10
Study year
 Prep year 84 17.9
 2nd year 138 29.4
 3rd year 92 19.6
 4th year 59 12.6
 5th year 89 19
 6th year 7 1.5
Residence
 Living with family 395 84.2
 Living alone (University accommodation) 74 15.8
Siblings
 Between 1 and 2 siblings 49 10.4
 Between 3 and 5 siblings 262 55.9
 Between 6 and 8 siblings 102 21.7
 More than 8 siblings 50 10.7
 No siblings 6 1.3
Any major illness
 Do not suffer from any illness 420 89.6
 Suffer from a major illness 49 10.4
DS use in the last month
 Daily 62 13.2
 Weekly 24 5.1
 Once a month 20 4.3
 Never 300 64
 Not sure 63 13.4