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Nulliparous Pregnancy Outcomes Study Monitoring Mothers-to-be
A4b. Visit of Sleep Study vs Sleep Latency: the interval between lights-out/in-bed time and sleep onset from type III home sleep apnea test
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 1
3,012
19.8
± 26.6
12.0
0.0
364.0
-
3,012
Visit 3
2,332
19.9
± 28.8
11.0
0.0
428.0
-
2,332
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Sleep Latency: the interval between lights-out/in-bed time and sleep onset from type III home sleep apnea test
Visit 1
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
3,012
19.8
± 26.6
12.0
0.0
364.0
-
3,012
Non-Hispanic White
1,842
17.9
± 21.8
12.0
0.0
285.0
-
1,842
Non-Hispanic Black
359
27.2
± 42.1
15.0
0.0
364.0
-
359
Hispanic
557
21.4
± 28.9
12.0
0.0
228.0
-
557
Asian
112
14.6
± 20.0
7.5
0.0
98.0
-
112
Other
142
24.1
± 24.9
17.0
0.0
131.0
-
142
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Sleep Latency: the interval between lights-out/in-bed time and sleep onset from type III home sleep apnea test