Table 2.

Comparative analysis of p values obtained in biofilm biomass reduction assay analysed in this study.

Comparison of Group	p Value
	Reference Strain (K. pneumoniae ATCC BAA-2473)	Isolate No. 1	Isolate No. 2	Isolate No. 3
Control vs. A	0.413	0.8177	0.9999	0.0652
Control vs. B	0.3198	0.5023	0.2472	0.9999
Control vs. C	0.0003	<0.0001	<0.0001	0.1817
Control vs. D	<0.0001	<0.0001	<0.0001	0.4558
Control vs. E	0.0114	<0.0001	<0.0001	0.4394
Control vs. F	0.0008	<0.0001	<0.0001	0.4683
Control vs. G	0.0003	<0.0001	<0.0001	0.6886
Control vs. H	0.0005	<0.0001	<0.0001	0.9999
Control vs. I	0.1543	<0.0001	<0.0001	0.5959
Control vs. J	0.0004	<0.0001	<0.0001	0.9999
Control vs. K	0.8456	<0.0001	<0.0001	0.9959

Legend: Control—Mueller–Hinton broth (MHB); A—MHB supplemented with 1% (v/v) Tween 80; B—MHB supplemented with 2% (v/v) dimethyl sulfoxide (DMSO); C—MHB supplemented with subinhibitory concentration (MIC₅₀) of linalool; D—MHB supplemented with MIC₅₀ of β-citronellol; E—MHB supplemented with MIC₅₀ of menthone; F—MHB supplemented with MIC₅₀ of geraniol; G—MHB supplemented with MIC₅₀ of eugenol; H—MHB supplemented with MIC₅₀ of thymol; I—MHB supplemented with MIC₅₀ of 1,8-cineole; J—MHB supplemented with MIC₅₀ of carvacrol; K—MHB supplemented with MIC₅₀ of gentamicin (positive control).