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. 2020 Dec 16;5(4):e21551. doi: 10.2196/21551

Table 3.

Pre- and postscores of the KORA FF4, RPS-DD, and modified Weight Loss Readiness Test II.

Tool Participants, n (%) Mean prescores, mean (SD) Mean postscores, mean (SD) Mean delta SE P value
KORA FF4

Diabetes risk at presenta 14 (93) 4.21 (1.31) 2.71 (1.20) –1.5 0.402 .002

Risk of developing diabetes in the next 3 yearsb 8 (53) 1.13 (0.35) 1.63 (0.52) 0.5 0.19 .003

How serious of a disease is diabetes?c 14 (93) 3.64 (0.74) 3.78 (0.43) –0.14 0.21 .50
RPS-DDd

Personal control 13 (87) 14.31 (1.60) 14.54 (2.07) 0.23 0.30 .46

Optimistic bias 15 (100) 3.33 (1.05) 4 (1) 0.67 0.33 .06

Worry 10 (67) 4.7 (1.42) 5.3 (1.64) 0.6 0.40 .17

Composite 8 (53) 7.63 (0.90) 7.92 (1.02) 0.29 0.21 .21
Modified Weight Loss Readiness Test IIe

Lose weight 15 (100) 1.53 (0.52) 1.4 (0.63) –0.13 0.19 .49

Exercise 15 (100) 2.13 (1.06) 2 (1) –0.13 0.19 .49

Have a healthy diet 15 (100) 1.4 (0.51) 1.33 (0.62) –0.067 0.15 .67

Avoid developing diabetes 15 (100) 1.4 (0.63) 1.33 (0.72) –0.067 0.12 .58

aLikert scale of 1-6 with a higher score indicating higher risk.

bScored 1=yes, 2=no. Answers of I don’t know were excluded from analysis.

cLikert scale of 1-4 with a higher score indicating more seriousness.

dRPS-DD: risk perception survey for developing diabetes. Likert scale from 1-4 with a higher score indicating a higher level of the assessed underlying construct.

eLikert scale of 1-5 with a lower score indicating increased motivation.