SenseWear® armband | Gestation length (weeks) | P-value a | |
---|---|---|---|
Week 18 | Week 35 | ||
Nighttime sleep (hrs∙d−1) | 6.8 ± 0.8 | 6.7 ± 0.7 | 0.51 |
Naps (min∙d−1) | 13 ± 15 | 14 ± 14 | 0.66 |
Total sleep (hrs∙d−1) | 7.0 ± 0.9 | 7.0 ± 0.7 | 0.6 |
Sedentary (excludes all sleep) (hrs∙d−1) | 12.4 ± 1.7 | 12.9 ± 2.2 | 0.07 |
Time awake in sedentary behavior (%) | 76 ± 11 | 78 ± 13 | 0.05 |
Light PA (hrs∙d−1) | 3.1 ± 1.4 | 2.7 ± 1.5 | 0.05 |
Accumulated moderate PA (min∙d−1) | 48 ± 42 | 46 ± 57 | 0.75 |
Accumulated vigorous PA (min∙d−1) | 5 ± 10 | 2 ± 4 | 0.02 |
Moderate-vigorous PA in ≥ 10 minute bouts (min∙d−1) | 32 ± 41 | 27 ± 43 | 0.1 |
Moderate-vigorous PA MET-minutes in ≥ 10 minute bouts (min∙d−1) | 150 ± 197 | 113 ± 179 | 0.02 |
Total MET-minutes (∙d−1) | 1841 ± 266 | 1747 ± 283 | <0.001 |