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. Author manuscript; available in PMC: 2015 Mar 1.
Published in final edited form as: Cancer Epidemiol Biomarkers Prev. 2013 Oct 3;23(3):424–432. doi: 10.1158/1055-9965.EPI-13-0773

Table 1.

Descriptive Statistics and Clinical Trials Knowledge Mean Scores for Demographic Variables

N (%) Clinical Trials Knowledge Scale
Mean Scores
Age* F=2.58, p=0.054
 Less than 50 23(9.3) 10.4
 50~65 37(15.0) 11.0
 66~79 142(57.7) 12.2
 Above or equal to 80 44(17.9) 10.9
Gender F=1.81, p=0.180
 Male 78(31.6) 12.1
 Female 169(68.4) 11.4
Born in the U.S. F=0.48, p=0.490
 No 135(97.1) 10.9
 Yes 4(2.9) 9.5
Years lived in US F=0.68, p=0.510
 Less than 5 43(32.1) 10.86
 6~15 48(35.8) 11.48
 Above or equal to 16 43(32.1) 10.49
Annual income F=0.11, p=0.740
 Less than $10,000 101(80.2) 10.74
 Above or equal to $10,000 25(19.8) 10.44
Have health insurance F=.0.54, p=0.462
 No 39(27.9) 10.4
 Yes 101(72.1) 11.06.4
Education* F=5.39, p=0.000
 Elementary school or none 37(26.1) 8.9
 Below high school graduate 30(21.1) 10.8
 High school 24(16.9) 10.6
 Some university 49(34.5) 12.2
 University graduate and above 2(1.4) 17.0