References
Flowchart of study participants.Comparison of pre- and post-intervention percentage change within the same group. (Baseline characteristics of study participants.Data are presented as mean ± standard deviation or Effect of Zn supplementation on body weight and food intake after 12 weeks of intervention.Δ: Comparison between groups after the treatment period with correction for baseline values using ANCOVA. CI 95%.Effect of Zn supplementation on mental status after 12 weeks of intervention.Data corrected for baseline. Analysis of covariance (ANCOVA) used to test post-test differences between groups. Δ Difference between the post-test between the groups. CI 95% Effect of zinc supplementation salivary biomarkers after 12 weeks of intervention.Adjusted mean for pre-test. Analysis of covariance (ANCOVA) used to test post-test differences between groups. Δ Difference between the post-test between the groups. * 