Table 2.

Parameters related to the use of dishwashers (1–10).

Parameters of Use	1	2	3	4	5	6	7	8	9	10
Frequency of use	A few times a week	Once a day	Once a day	A few times a week	Once a day	Once a day	Once a week	A few times a week	Sporadically	Several times a day
Time to empty the dishwasher after the cycle	A few hours after the end of the cycle	A few hours after the end of the cycle	Immediately after the cycle	Immediately after the cycle	Immediately after the cycle	A few hours after the end of the cycle	A few hours after the end of the cycle	A few hours after the end of the cycle	A few hours after the end of the cycle	A few hours after the end of the cycle
Chemical cleaning	Once a month	Twice a year	Rarely	Twice a year	Once a month	Once per quarter	Once per quarter	Once per quarter	Rarely	Twice a year
Mechanical cleaning	Once per quarter	Twice a year	Twice a year	Once a month	Twice a year	Once a year	Once a month	Once per quarter	Once a month	Twice a year
Use of “all-in-one” capsules	+						+	+
Use of dishwasher rinse aid	+			+	+	+	+		+	+
Use of freshener	+	+		+			+			+
Use of salt	+	+			+	+	+	+	+	+
Number of yeasts isolated from dishwashers	1	1	0	6	5	3	1	2	0	8
Number of yeasts isolated from tap water				1	2			1		4