. 2021 Mar 26;2021:6680668. doi: 10.1155/2021/6680668

Table 5.

The mean fractional inhibitory concentration index for MDR bacteria at KMU, 2020.

Mixture of oil in 1 : 1 ratio	Gram positive		Gram negative
	MRSA	VRE	MDR K. pneumoniae	ESBL producing bacteria
	MRSA	VRE	MDR K. pneumoniae	E. coli	P. aeruginosa
D. penninervium	0.75^∗	1.25^#	0.625^∗	0.75^∗	1.0^∗
C. pustulatus	0.75^∗	1.25^#	0.625^∗	0.75^∗	1.0^∗

C. pustulatus	0.75^∗	0.375^¥	0.5^∗	1.5^#	3.0^#
R. abyssinicus	0.75^∗	0.375^¥	0.5^∗	1.5^#	3.0^#

D. penninervium	0.3125^¥ ¥	0.375^¥	0.3125^¥	0.5^∗	0.5^∗
R. abyssinicus	0.3125^¥ ¥	0.375^¥	0.3125^¥	0.5^∗	0.5^∗

The values represent mean fractional inhibitory concentration index (n = 6), where ^¥ ¥X = synergy interaction, ^¥X = partial synergy, ^∗X = indifference interaction, and ^#X = antagonistic interaction of essential oil.