Histogram

My current mask type vs STAGES Visit
Alliance Sleep Questionnaire
Total 1,881
Nasal pillows 38
Nasal mask 32
Full face mask 52
Don't Know 1
Unknown 1,758
My current mask type vs Participant's sex
Alliance Sleep Questionnaire
Male Female Total
Total 868 991 1,859
Nasal pillows 24 14 38
Nasal mask 23 9 32
Full face mask 33 19 52
Don't Know 1 - 1
Unknown 787 949 1,736