The investigators suspected that Age may be confounders between LVH and MetSyn. Additional multiple logistic regression was conducted and the OR for MetSyn status in relation to LVH in the multiple logistic regression analysis was found to be 4.01 (95%CI: 1.90 - 5.21). If there exist confounding effects due to Age, what type of confounding is present? Original OR: 3.08 A) Qualitative confounding B) Negative confounding C) Positive confounding