Name
oai4pa
Label
Obstructive Apnea Index 4% oxygen desaturation or arousal
Calculation
oai4pa = 60 * ( oarba4 + oaroa4 + oanba4 + oanoa4 ) / slpprdp
Units
events per hour
Type
numeric
Tags
SHHS Visit Number vs Obstructive Apnea Index 4% oxygen desaturation or arousal
N Mean StdDev Median Min Max Unknown Total
Visit 1 4,985 3.2 ± 7.2 0.6 0.0 89.7 819 5,804
Interim Follow-up Visit - - - - - - - -
Visit 2 2,613 3.2 ± 6.9 0.6 0.0 73.4 1,467 4,080
CVD Outcomes - - - - - - - -
Age at SHHS1 vs Obstructive Apnea Index 4% oxygen desaturation or arousal
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 4,985 3.2 ± 7.2 0.6 0.0 89.7 819 5,804
35-44 years 291 1.7 ± 5.4 0.2 0.0 60.0 51 342
45-54 years 888 2.1 ± 6.7 0.2 0.0 89.7 129 1,017
55-64 years 1,562 3.2 ± 7.8 0.5 0.0 81.3 207 1,769
65-74 years 1,393 3.6 ± 7.1 1.0 0.0 85.0 224 1,617
75-84 years 775 4.2 ± 7.0 1.3 0.0 53.3 180 955
85 years or older 76 6.0 ± 8.4 2.5 0.0 34.0 28 104
Gender vs Obstructive Apnea Index 4% oxygen desaturation or arousal
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 4,985 3.2 ± 7.2 0.6 0.0 89.7 819 5,804
Male 2,388 4.6 ± 8.8 1.3 0.0 89.7 377 2,765
Female 2,597 2.0 ± 5.1 0.3 0.0 86.1 442 3,039
Gender vs Obstructive Apnea Index 4% oxygen desaturation or arousal
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 2,613 3.2 ± 6.9 0.6 0.0 73.4 1,467 4,080
Male 1,200 4.3 ± 8.4 1.1 0.0 66.2 661 1,861
Female 1,413 2.2 ± 5.1 0.3 0.0 73.4 806 2,219
Race vs Obstructive Apnea Index 4% oxygen desaturation or arousal
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 4,985 3.2 ± 7.2 0.6 0.0 89.7 819 5,804
White 4,233 3.2 ± 7.0 0.6 0.0 86.1 674 4,907
Black 411 4.0 ± 8.8 0.6 0.0 89.7 104 515
Other 341 2.6 ± 7.3 0.3 0.0 72.9 41 382
Race vs Obstructive Apnea Index 4% oxygen desaturation or arousal
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 2,613 3.2 ± 6.9 0.6 0.0 73.4 1,467 4,080
White 2,280 3.2 ± 6.9 0.6 0.0 73.4 1,307 3,587
Black 174 3.9 ± 7.7 0.7 0.0 48.9 82 256
Other 159 2.2 ± 5.5 0.3 0.0 39.3 78 237