rdi3p rdi4p
Name
rdi3pa
Label
Overall Respiratory Disturbance Index (RDI) at >= 3% oxygen desaturation or arousal
Description

[(total number of apneas and hypopneas with >= 3% oxygen desaturation or arousal) / (hours of sleep)]

Calculation
rdi3pa = 60 * ( hremba3 + hroa3 + hnrba3 + hnroa3 + carba3 + caroa3 + canba3 + canoa3 + oarba3 + oaroa3 + oanba3 + oanoa3 ) / slpprdp
Units
events per hour
Type
numeric
Tags
ahi
Visit number vs Overall Respiratory Disturbance Index (RDI) at >= 3% oxygen desaturation or arousal
N Mean StdDev Median Min Max Unknown Total
Visit 8 456 18.0 ± 15.6 13.3 0.0 90.5 5 461
Age (categorical) vs Overall Respiratory Disturbance Index (RDI) at >= 3% oxygen desaturation or arousal
Visit 8
N Mean StdDev Median Min Max Unknown Total
Total 450 17.9 ± 15.3 13.3 0.2 90.5 5 455
75-84 years 321 16.7 ± 14.3 12.4 0.2 90.5 4 325
85 years or older 129 20.8 ± 17.4 16.3 0.2 80.9 1 130
Gender vs Overall Respiratory Disturbance Index (RDI) at >= 3% oxygen desaturation or arousal
Visit 8
N Mean StdDev Median Min Max Unknown Total
Total 456 18.0 ± 15.6 13.3 0.0 90.5 5 461
Female 456 18.0 ± 15.6 13.3 0.0 90.5 5 461