highly significantp < 0.001
A Chi-square test of independence confirmed a highly significant association between CVS method and sample weight category (χ 2 = 350.92, df = 4, p < 0.001).
A Chi-square test of independence confirmed a highly significant association between CVS method and sample weight category (χ 2 = 350.92, df = 4, p < 0.001).