Table 2.

Results of quantitative fit tests.

FFR sample	Humidity	Heating cycles	Volunteer	Fit factor
01	Ambient (<5% RH)	1×	A	107 (pass)
02	Ambient (<5% RH)	1×	A	195 (pass)
03	Ambient (<5% RH)	1×	A	165 (pass)
04	Ambient (<5% RH)	1×	A	149 (pass)
05	Ambient (<5% RH)	10×	A	200+ (pass)a
06	Ambient (<5% RH)	10×	A	200+ (pass)
07	Ambient (<5% RH)	10×	A	200+ (pass)
08	Ambient (<5% RH)	10×	A	200+ (pass)
17 (control)	N/A	None	A	181 (pass)
09	90% RH	1×	B	200+ (pass)
10	90% RH	1×	B	163 (pass)
11	90% RH	1×	B	200+ (pass)
12	90% RH	1×	B	200+ (pass)
13	90% RH	10×	B	200+ (pass)
14	90% RH	10×	B	200+ (pass)
15	90% RH	10×	B	200+ (pass)
16	90% RH	10×	B	161 (pass)
18 (control)	N/A	None	B	200+ (pass)

^aStrap broke upon doffing.