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. Author manuscript; available in PMC: 2014 Apr 7.
Published in final edited form as: IRB. 2012 Mar-Apr;34(2):1–8.

Table 1.

Psychometric Risk Questions

Risk Mean (range for each was 0–10 unless noted)
Risk question stated so low risk is low number (0 none, 10 high)
Chance of serious harm? 2.2
Chance of pain? 4.2
Harm of side effects? 3.6
Frightening? 2.5
Risk question stated so low risk is high number (0 not at all, 10 completely/high)
How much do benefits exceed risks? 7.6 (1–10)
How well are risks known? 4.9
How well are risks controlled? 6.4
How important is knowledge to be obtained? 9.5 (5–10)