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. Author manuscript; available in PMC: 2011 Jul 1.
Published in final edited form as: J Am Geriatr Soc. 2010 Jul;58(7):1233–1240. doi: 10.1111/j.1532-5415.2010.02760.x

Table 2.

Relationship Between Patient and Surrogate Responses on Goals of Treatment in Four Situations and Surrogate Decision-making Latitude

Outcome Measure Control Kappa(κ) (95% Confidence Interval) Intervention κ (95% Confidence Interval) Odds ratio Probability
Situation
 1. Low probability of survival 0.28 (0.01–0.41) 0.78 (0.67–0.89) 5.57 <0.001
 2. Functional impairment 0.27 (0.14–0.41) 0.61 (0.50–0.73) 2.04 0.01
 3. Cognitive impairment 0.26 (0.13–0.41) 0.62 (0.45–0.78) 3.34 <0.001
 4. Resuscitation 0.26 (0.14–0.39) 0.74 (0.65–0.83) 4.32 <0.001
Surrogate decision-making latitude 0.07 (−0.06–0.20) 0.66 (0.54–0.78) 5.41 <0.001