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Nulliparous Pregnancy Outcomes Study Monitoring Mothers-to-be
A4b. Visit of Sleep Study vs Longest Hypopnea: Hypopneas with > 30% flow reduction and with no oxygen desaturation threshold used from type III home sleep apnea test
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 1
3,012
39.6
± 16.8
36.0
10.0
156.0
-
3,012
Visit 3
2,332
39.0
± 15.9
37.0
0.0
151.0
-
2,332
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Longest Hypopnea: Hypopneas with > 30% flow reduction and with 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
39.6
± 16.8
36.0
10.0
156.0
-
3,012
Non-Hispanic White
1,842
40.0
± 16.8
37.0
11.0
154.0
-
1,842
Non-Hispanic Black
359
37.7
± 17.3
35.0
13.0
144.0
-
359
Hispanic
557
39.2
± 16.5
36.0
12.0
156.0
-
557
Asian
112
43.3
± 17.1
41.0
14.0
106.0
-
112
Other
142
37.5
± 15.2
36.0
10.0
106.0
-
142
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Longest Hypopnea: Hypopneas with > 30% flow reduction and with no oxygen desaturation threshold used from type III home sleep apnea test