. 2018 Nov 19;18:583. doi: 10.1186/s12879-018-3505-y

Table 3.

Assessment of surface contamination by cultural technique (RODAC) and ATP-bioluminescence assay. Comparison between Pre and Post

	TVC (CFU/plate)			ATP-bioluminescence assay (RLU/100 cm²)
	Pre	Post	P	Pre	Post	P
Geometric mean	2.0	1.6	0.07	41.9	25.4	< 0.01
(CI 95%)	(1.6–2.4)	(1.3–1.9)		(32.3–54.5)	(20.5–31.5)
Median	1	0		45.5	23.0
(Range)	(0–16)	(0–41)		(0–510)	(4–468)

CI: Confidence Interval