APOB and major depressive disorder: For example, South Asians were more likely to have more severe abnormalities of harmful factors—including elevated apo B100/apo A-I ratio [7, 11, 13], lipoprotein(a) [8, 11, 14], depression, and stress at work or home [7, 13], and had lower rates of protective factors—physical activity [7, 13], regular fruits, and vegetable intake [7, 13].