Table 3.

Correlations between the EC₅₀ values of antioxidant activities and phenolic and flavonoid content of O. sanctum

Assays	Correlation R2
	Phenolics	Flavonoid
EC50 of DPPH radical scavenging ability	0.754*	0.611*
EC50 of superoxide radical scavenging ability	0.042	0.134
EC50 of phosphomolybdate ion reducing capacity	0.961*	0.661*
EC50 of hydroxyl radical scavenging ability	0.099	0.142
EC50 of ABTS radical scavenging ability	0.482*	0.843*

Each value in the table is represented as mean ± SD (n = 3). *indicates significance at P < 0.05