Source of Information about MAALES Strata Low
n = 186
(%)
Strata Med
n = 159
(%)
p value
for difference
Strata Low
n = 186
(%)
Strata High
n = 81
(%)
p value
for difference
Agency 34.4 27.0 0.140 34.4 24.7 0.116
Bars and Clubs 1.1 1.3 0.875 0.0 1.1 1.000
Bus Ads 5.4 10.7 0.067 5.4 13.6 0.022
Flyer (location not specified) 8.6 10.1 0.641 8.6 11.1 0.518
Friend/
Participant
23.1 21.4 0.698 23.1 16.1 0.192
Internet 3.8 5.7 0.403 3.8 6.2 0.521
Newspaper 5.4 4.4 0.677 5.4 4.9 1.000
None mentioned 3.8 3.1 0.754 3.8 4.9 0.739
Other 8.8 4.8 0.141 4.8 4.9 1.000
Radio Ads 50.0 50.0 0.911 1.2 0.5 0.543
Recruiter (location not specified) 9.1 6.9 0.451 9.1 12.4 0.424
*NOTE: Strata refer to low (1), middle (2), and higher middle (3) SES based on a combination of income, education and employment status indicators. Fisher’s Exact Test of significance used when cells contained counts less than 5.
Table 4: Differences in information source about the study by participants’ socioeconomic status (SES)*, MAALES Project, Los Angeles, 2007-2011.
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