Table 3.

Changes in Dietary Intake at Weeks 20 and 40

Variable	Low-Fat (n = 39)	Low-GL (n = 40)	p
Total energy (kJ/d)
Week 20	−2223.2 ± 316.5	−2745.7 ± 319.5	.208
Week 40	−800.1 ± 562.3	−1810.0 ± 586.2	.215
Energy from fat (% kJ)
Week 20	−7.4 ± 0.9	−4.3 ± 0.9	.007
Week 40	−4.1 ± 1.5	1.6 ± 1.6	.010
Energy from carbohydrate (% kJ)
Week 20	5.6 ± 1.0	2.0 ± 1.1	.007
Week 40	3.8 ± 1.7	−2.7 ± 1.8	.010
Energy from protein (% kJ)
Week 20	2.3 ± 0.9	2.5 ± 0.9	.903
Week 40	1.3 ± 1.7	1.6 ± 1.7	.917
Total Sugar (g)
Week 20	−12.1 ± 4.5	−17.0 ± 4.5	.417
Week 40	4.2 ± 8.3	−8.0 ± 8.6	.308
Added Sugar (g)
Week 20	−17.0 ± 4.0	−22.3 ± 4.1	.311
Week 40	−2.3 ± 7.2	−14.9 ± 7.5	.229
Fiber (g)
Week 20	0.0 ±1.1	0.6 ± 1.1	.676
Week 40	0.2 ± 2.1	1.6 ± 2.2	.648
Dietary glycemic index
Week 20	−2.6 ± 0.9	−6.5 ± 1.0	.002
Week 40	1.3 ± 1.7	−6.2 ± 1.7	.003
Dietary glycemic load
Week 20	−33.0 ± 5.7	−49.9 ± 5.7	.027
Week 40	−8.0 ± 10.2	−40.4 ± 10.6	.031

Cells contain group means ± standard error. P-values are for the between-groups difference.