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Nulliparous Pregnancy Outcomes Study Monitoring Mothers-to-be
Total Length of Hypopneas (Supine): Hypopneas with 30 - 50% flow reduction and no oxygen desaturation threshold used from type III home sleep apnea test
A4b. Visit of Sleep Study vs Total Length of Hypopneas (Supine): Hypopneas with 30 - 50% flow reduction and no oxygen desaturation threshold used from type III home sleep apnea test
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 1
3,012
7.9
± 9.0
5.2
0.0
96.8
-
3,012
Visit 3
2,332
6.0
± 7.2
3.9
0.0
73.5
-
2,332
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Total Length of Hypopneas (Supine): Hypopneas with 30 - 50% flow reduction and no oxygen desaturation threshold used from type III home sleep apnea test
Visit 1
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
3,012
7.9
± 9.0
5.2
0.0
96.8
-
3,012
Non-Hispanic White
1,842
8.4
± 8.9
5.8
0.0
79.1
-
1,842
Non-Hispanic Black
359
5.4
± 7.1
3.1
0.0
53.2
-
359
Hispanic
557
7.5
± 9.7
4.5
0.0
96.8
-
557
Asian
112
10.7
± 11.3
7.5
0.0
58.0
-
112
Other
142
6.8
± 7.2
4.8
0.0
43.1
-
142
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Total Length of Hypopneas (Supine): Hypopneas with 30 - 50% flow reduction and no oxygen desaturation threshold used from type III home sleep apnea test