near-significantp = 0.06
Subgroup analysis showed that CE significantly reduced BMI (MD = −1.25, 95% CI: [−1.96, −0.55], p < 0.001), AR showed a near-significant reduction (MD = −2.60, 95% CI: [−5.36, 0.16], p = 0.06), and RT did not reduce BMI (MD = −1.40, 95% CI: [−3.26, 0.46], p = 0.14).