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. 2021 Mar 29;9(3):e22183. doi: 10.2196/22183

Table 2.

Weightings for time-variant and time-fixed variables in matrix w.

Variables Weightings
Time-variant
Weight input frequency (n/week) –0.340
Meal input adherence (%/week) –0.372
Exercise inputs frequency (n/week) 0.248
Calorie intake (kcal/per days) –1.597
Steps (/1000 daily steps) 0.031
Alcohol drink (n/week) –0.150
Over-calorie intake (n/week) 0.164
Weight loss trajectories (if assigned)
Sharp decrease 1.066
Moderate decrease –0.188
Yo-yo 0.094
Increase –0.422
Other 0.395
Time-fixed
Gender
Female 0.160
Male –0.091
Age (years) 0.002
Height (cm) 0.013
Initial weight (kg) 0.935
Obesity class (if assigned)
Overweight –0.085
Obese class I 0.084
Obese class II 0.072
Obese class III 0.097