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. 2018 Jul 5;2018(7):CD012960. doi: 10.1002/14651858.CD012960.pub2

Comparison 1. Lower fat intake (30% or less of total energy (TE)) versus usual/modified fat intake by time point ranges.

Outcome or subgroup title No. of studies No. of participants Statistical method Effect size
1 Weight outcomes (standardised and unstandardised end values) 2   Mean Difference (IV, Fixed, 95% CI) Totals not selected
1.1 6 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
1.2 > 6 to 12 months 2   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
1.3 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
2 Body mass index (BMI) (kg/m2) (end values) 2   Mean Difference (IV, Fixed, 95% CI) Totals not selected
2.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
2.2 > 1 to 2 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
2.3 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
2.4 > 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
3 BMI (kg/m2) (end values): sensitivity analysis (longest follow‐up data only) 2   Mean Difference (IV, Fixed, 95% CI) Totals not selected
3.1 > 1 to 2 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
3.2 > 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
4 BMI (kg/m2) (end values): sensitivity analysis (shortest follow‐up data only) 2   Mean Difference (IV, Fixed, 95% CI) Totals not selected
4.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
4.2 > 1 to 2 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
5 Total cholesterol (mmol/L) (end values) 1   Mean Difference (IV, Fixed, 95% CI) Totals not selected
5.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
5.2 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
5.3 > 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
6 Low‐density lipoprotein (LDL) cholesterol (mmol/L) 1   Mean Difference (IV, Fixed, 95% CI) Totals not selected
6.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
6.2 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
6.3 > 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
7 High‐density lipoprotein (HDL)‐cholesterol (mmol) (end values) 1   Mean Difference (IV, Fixed, 95% CI) Totals not selected
7.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
7.2 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
7.3 > 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
8 Triglycerides (mmol/L) (end values) 1   Mean Difference (IV, Fixed, 95% CI) Totals not selected
8.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
8.2 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
8.3 > 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
9 Systolic blood pressure (mmHg) (end values) 1   Mean Difference (IV, Fixed, 95% CI) Totals not selected
9.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
9.2 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
10 Diastolic blood pressure (mmHg) (end values) 1   Mean Difference (IV, Fixed, 95% CI) Totals not selected
10.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
10.2 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
11 Height outcomes (standardised and unstandardised end values) 2   Mean Difference (IV, Fixed, 95% CI) Totals not selected
11.1 6 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
11.2 > 6 to 12 months 2   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
11.3 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
11.4 > 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
12 Energy intake (kJ) (end values) 2   Mean Difference (IV, Fixed, 95% CI) Totals not selected
12.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
12.2 > 1 to 2 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
12.3 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
13 Fat intake (%TE) (end values) 2   Mean Difference (IV, Fixed, 95% CI) Totals not selected
13.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
13.2 > 1 to 2 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
13.3 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
14 Saturated fat intake (%TE) (end values) 2   Mean Difference (IV, Fixed, 95% CI) Totals not selected
14.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
14.2 > 1 to 2 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
14.3 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
15 Protein intake (%TE) (end values) 2   Mean Difference (IV, Fixed, 95% CI) Totals not selected
15.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
15.2 > 1 to 2 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
15.3 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
16 Carbohydrate (%TE) (end values) 2   Mean Difference (IV, Fixed, 95% CI) Totals not selected
16.1 > 6 to 12 months 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
16.2 > 1 to 2 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]
16.3 > 2 to 5 years 1   Mean Difference (IV, Fixed, 95% CI) 0.0 [0.0, 0.0]