Study	Weight	Glycemic control	Lipids	Blood pressure
Campbell 1977 Study design: RCT Follow‐up interval: 12 weeks	1. Weight change (kg) Delta I (SE): ‐5.2 (0.5) Delta C (SE): ‐1.4 (0.6) Delta (I‐C) (SE): ‐3.8 (0.8)
Gershberg 1977 Study design: RCT Follow‐up interval: 16 weeks	1. Weight change (kg) Delta I (SE): ‐7.8 (1.1) Delta C (SE): ‐2.9 (1.1) Delta (I‐C) (SE): ‐4.9 (1.5) 2. % of weight loss Delta I (SE): ‐9.2(1.3) Delta C (SE): ‐3.5 (1.3) Delta (I‐C) (SE): ‐5.7 (1.8)	1. Fasting blood sugar (mml/L) Delta I (SE): ‐0.5 (0.7) Delta C (SE): 0.7 (0.5) Delta (I‐C) (SE): ‐1.2 (0.9)	1. Total cholesterol (mmol/L) Delta I (SE): ‐1.2 (0.5) Delta C (SE): 0.4 (0.5) Delta (I‐C) (SE): ‐1.6(0.7) 2. Triglycerides (mmol/L) Delta I (SE): ‐0.4 (0.2) Delta C (SE): 0.2 (0.1) Delta (I‐C) (SE): ‐0.6 (0.2)	1. SBP Delta I (SE): ‐9.5 (4.1) Delta C (SE): ‐4.1 (3.6) Delta (I‐C) (SE): ‐5.4 (5.4) 2. DBP Delta I (SE): ‐8.6 (1.9) Delta C (SE): ‐7.3 (2.4) Delta (I‐C) (SE): ‐1.3 (3.1)