The relative risk for loss of ≥ 5% body weight was 1.77 (95% CI 1.58 to 1.99; number needed to treat 5, 95% CI 4 to 7), and the relative risk for loss of ≥ 10% body weight was 1.91 (95% CI 1.69 to 2.16; number needed to treat 9, 95% CI 7 to 12).
The relative risk for loss of ≥ 5% body weight was 1.77 (95% CI 1.58 to 1.99; number needed to treat 5, 95% CI 4 to 7), and the relative risk for loss of ≥ 10% body weight was 1.91 (95% CI 1.69 to 2.16; number needed to treat 9, 95% CI 7 to 12).