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. 2016 Feb 18;18(2):e33. doi: 10.2196/jmir.5182

Table 4.

Risk and benefit facts in ads.

Variable n Facts, mean (SD)a Ratio of risk facts to benefit facts
Risk facts 1307 19.22 (9.91) 7.18

Main portion of ad 15 0.22 (1.08) 0.12

Scroll portion of ad 1292 19.00 (9.85) 21.18
Benefit facts 182 2.68 (1.32)

Main portion of ad 121 1.78 (1.12)

Scroll portion of ad 61 0.90 (1.25)

a Per total number of advertisements.