Table 3 DPPH Inhibitory Concentration (IC₅₀) of the extracts of Feretia apodanthera

n-Hexane

−0.131 (0.750) ^b

y = −388.89× + 0.4762

−35.45 ± 0.46^a(3.55 × 10⁻³⁶)

Diethyl ether

−0.1127 (1.296) ^b

y = −312.17× - 9.6296

−39.15 ± 0.46^a(7.08 × 10⁻⁴⁰)

Ethanol

0.053 ^a

y = 350.53× + 43.466

72.75 ± 0.46^c

Aqueous

0.064^a

y = 457.67× + 19.312

63.49 ± 10.13^b

Vitamin C

0.048^a

y = 452.38× + 43.598

86.24 ± 0.46^d

S.E.M

0.167

P

0.05