The next test that I am going to ask you to perform measures how fast you can expel air from your lungs. It isimportant that you blow as hard and as fast as you can. I would like you to perform the test two times. When weare ready to begin, I'll ask you to stand up. Take as deep a breath as possible. Open your mouth and close yourlips firmly around the outside of the mouthpiece, and then blow as hard and as fast as you can into themouthpiece. Like this...
THE NEXT TEST THAT I AM GOING TO ASK YOU TO PERFORM MEASURES HOW FAST YOU CAN EXPEL AIR FROM YOUR LUNGS. IT ISIMPORTANT THAT YOU BLOW AS HARD AND AS FAST AS YOU CAN. I WOULD LIKE YOU TO PERFORM THE TEST TWO TIMES. WHEN WEARE READY TO BEGIN, I'LL ASK YOU TO STAND UP. TAKE AS DEEP A BREATH AS POSSIBLE. OPEN YOUR MOUTH AND CLOSE YOURLIPS FIRMLY AROUND THE OUTSIDE OF THE MOUTHPIECE, AND THEN BLOW AS HARD AND AS FAST AS YOU CAN INTO THEMOUTHPIECE. LIKE THIS...
Do you feel it would be safe for you to do this test?
IWER: WHY DIDN'T R COMPLETE THE BREATHING TEST? (CODE ALL THAT APPLY)
1 R felt it would not be safe
2 IWER felt it would not be safe
3 R refused or was not willing to complete the test
4 R tried but was unable to complete test
5 R did not understand the instructions
97 Other (Specify)