Relationship of Exercise Volume with Change in Depression and Its Association with Self-Efficacy to Control Emotional Eating in Severely Obese Women

Table 2

Results of multiple regression analyses predicting weight and waist circumference changes, 2011 (𝑁=88).

	β	SE	𝑅^2	𝑃	Δ𝑅^2	𝑃
Prediction of weight change
Step 1			.04	.05
Δ Depression	.21	.17		.05
Step 2			.12	.01	.08	.03
Δ Depression	.05	.19		.68
Δ Negative emotions	−.07	.07		.57
Δ Self-regulation for eating	−.28	.09		.05
Prediction of waist circumference change
Step 1			.10	.002
Δ Depression	.32	.24		.002
Step 2			.25	.001	.15	.001
Δ Depression	.10	.25		.36
Δ Negative emotions	−.03	.09		.78
Δ Self-regulation for eating	−.42	.13		.001

Negative emotions = Weight Efficacy Lifestyle Scale—negative emotions subscale (self-efficacy to control eating when negative emotions are present).
The delta symbol (Δ) denotes score change from baseline to week 24.