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. 2019 May 23;10(3):275–304. doi: 10.1016/j.shaw.2019.05.001
No pump Test 1 Test 2 Test 3 Pump Test 1 Test 2 Test 3
In mask 505 475 485 In mask 663 699 710
Out mask 741 743 746 Out mask 803 846 862
Fit factor 1.467327 1.564211 1.538144 Fit factor 1.211161 1.2103 1.214085