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. 2016 Dec 21;54(4):536–543. doi: 10.1111/psyp.12806

Table 4.

Summary of Regression Analyses with Optimism and Daily Cortisol

Day‐AUCt R 2 = .144 p = .014 Day‐AUCds R 2 = .194 p = .001 CAR R 2 = .047 p = .560
β p β p β p
Age 0.015 .878 0.023 .803 0.031 .755
Sex −0.102 .266 −0.100 .254 0.046 .623
Smoking −0.029 .748 −0.056 .524 0.039 .675
BMI 0.123 .206 0.192 .039 −0.003 .976
Day of testing −0.171 .059 −0.182 .036 −0.093 .310
Time of awakening −0.119 .189 −0.133 .126 −0.163 .078
Optimism −0.261 .004 −0.283 .001 0.058 .531

Note. Bold text denotes statistically significant results.