Research Article

Motivation for Participating in a Weight Loss Program and Financial Incentives: An Analysis from a Randomized Trial

Table 2

Motivation by intervention group.

WEBWPI 𝑃 value

Autonomous motivation
 3 Months 5 . 1 3 ± 1 . 2 4 5 . 3 9 ± 1 . 1 3 0.03
 6 Months 5 . 5 1 ± 1 . 3 4 5 . 7 7 ± 1 . 1 3 0.05
 12 Months 5 . 3 1 ± 1 . 4 2 5 . 4 6 ± 1 . 3 4 0.33
Controlled motivation
 3 Months 2 . 2 6 ± 1 . 0 4 2 . 3 6 ± 1 . 1 1 0.35
 6 Months 2 . 2 4 ± 0 . 9 5 2 . 2 2 ± 0 . 9 8 0.78
 12 Months 2 . 1 9 ± 1 . 1 6 2 . 3 2 ± 1 . 0 5 0.29

N o t e . Values are mean ± standard deviation.