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Table 5 Cross tabulation between students’ demographic characteristics and opinion

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

Independent Variable Dietary supplements are good for health P-value
  Agree Do not know Disagree  
College     < 0.01
 Clinical pharmacy 49 (33.4) 17 (25.8) 4 (10.7)  
 Medicine 62 (43.9) 23 (33.9) 7 (14.1)  
 Nursing 7 (10.5) 9 (8.1) 6 (3.4)  
 Applied medical sciences 12 (17.2) 14 (13.3) 10 (5.5)  
 Sharia and law 10 (18.6) 23 (14.4) 6 (6)  
 Architecture and planning 15 (27.2) 32 (21) 10 (8.8)  
 Engineering 21 (17.2) 9 (13.3) 6 (5.5)  
 Applied studies and community service 7 (12.9) 13 (10) 7 (4.1)  
 Business 27 (20.5) 11 (15.9) 5 (6.6)  
 Science 14 (22.4) 22 (17.3) 11 (7.2)  
College cluster     < 0.001
 Health 130 (105.1) 63 (81.2) 27 (33.8)  
 Non-health 94 (118.9) 110 (91.8) 45 (38.2)  
Study year     < 0.001
 Prep Year 26 (40.1) 39 (31) 19 (12.9)  
 2nd Year 52 (65.9) 63 (50.9) 23 (21.2)  
 3rd Year 47 (43.9) 32 (33.9) 13 (14.1)  
 4th Year 35 (28.2) 17 (21.8) 7 (9.1)  
 5th Year 61 (42.5) 19 (32.8) 9 (13.7)  
 6th Year 3 (3.3) 3 (2.6) 1 (1.1)  
Siblings     > 0.05
 Between 1 and 2 siblings 28 (23.4) 14 (18.1) 7 (7.5)  
 Between 3 and 5 siblings 120 (125.1) 103 (96.6) 39 (40.2)  
 Between 6 and 8 siblings 54 (48.7) 35 (37.6) 13 (15.7)  
 More than 8 siblings 22 (23.9) 17 (18.4) 11 (7.7)  
 No siblings 0 (2.9) 4 (2.2) 2 (0.9)  
Any major illness     > 0.05
 Do not suffer from any illness 198 (200.6) 156 (154.9) 66 (64.5)  
 Suffer from a major illness 26 (23.4) 17 (18.1) 6 (7.5)