Race

Difficulty falling back to sleep after waking up during the night vs Study visit number
Visit 1 Visit 2 Visit 3 Visit 4 Visit 5 Incident Outcomes Tracking
Total 1,123 758 566 121 2 -
Never 121 76 74 16 - -
Rarely (once a month) 396 260 188 41 - -
Sometimes (2-4 times a month) 398 266 196 42 1 -
Often (5-15 times a month) 169 130 88 18 - -
Almost always (16-30 times a month) 39 26 20 4 1 -
Difficulty falling back to sleep after waking up during the night vs Sex of the participant
Visit 1
Male Female Total
Total 608 515 1,123
Never 60 61 121
Rarely (once a month) 239 157 396
Sometimes (2-4 times a month) 217 181 398
Often (5-15 times a month) 79 90 169
Almost always (16-30 times a month) 13 26 39
Difficulty falling back to sleep after waking up during the night vs Sex of the participant
Visit 2
Male Female Total
Total 406 352 758
Never 33 43 76
Rarely (once a month) 157 103 260
Sometimes (2-4 times a month) 139 127 266
Often (5-15 times a month) 61 69 130
Almost always (16-30 times a month) 16 10 26
Difficulty falling back to sleep after waking up during the night vs Sex of the participant
Visit 3
Male Female Total
Total 304 262 566
Never 36 38 74
Rarely (once a month) 103 85 188
Sometimes (2-4 times a month) 104 92 196
Often (5-15 times a month) 49 39 88
Almost always (16-30 times a month) 12 8 20
Difficulty falling back to sleep after waking up during the night vs Sex of the participant
Visit 4
Male Female Total
Total 67 54 121
Never 9 7 16
Rarely (once a month) 21 20 41
Sometimes (2-4 times a month) 25 17 42
Often (5-15 times a month) 11 7 18
Almost always (16-30 times a month) 1 3 4
Difficulty falling back to sleep after waking up during the night vs Sex of the participant
Visit 5
Male Female Total
Total - 2 2
Never - - -
Rarely (once a month) - - -
Sometimes (2-4 times a month) - 1 1
Often (5-15 times a month) - - -
Almost always (16-30 times a month) - 1 1
Difficulty falling back to sleep after waking up during the night vs Race of the participant
Visit 1
Asian Black Hispanic Native American White Total
Total 12 23 13 10 1,065 1,123
Never - 4 2 2 113 121
Rarely (once a month) 3 9 5 1 378 396
Sometimes (2-4 times a month) 8 3 5 5 377 398
Often (5-15 times a month) 1 4 1 2 161 169
Almost always (16-30 times a month) - 3 - - 36 39
Difficulty falling back to sleep after waking up during the night vs Race of the participant
Visit 2
Asian Black Hispanic Native American White Total
Total 4 8 6 6 734 758
Never - - 1 - 75 76
Rarely (once a month) 1 2 2 2 253 260
Sometimes (2-4 times a month) 1 2 2 3 258 266
Often (5-15 times a month) 2 4 1 - 123 130
Almost always (16-30 times a month) - - - 1 25 26
Difficulty falling back to sleep after waking up during the night vs Race of the participant
Visit 3
Asian Black Hispanic Native American White Total
Total 4 4 5 4 549 566
Never - 1 2 1 70 74
Rarely (once a month) 1 - 1 2 184 188
Sometimes (2-4 times a month) 3 3 2 1 187 196
Often (5-15 times a month) - - - - 88 88
Almost always (16-30 times a month) - - - - 20 20
Difficulty falling back to sleep after waking up during the night vs Race of the participant
Visit 4
Asian Black Hispanic Native American White Total
Total 3 1 2 2 113 121
Never - 1 - - 15 16
Rarely (once a month) - - 2 2 37 41
Sometimes (2-4 times a month) 2 - - - 40 42
Often (5-15 times a month) 1 - - - 17 18
Almost always (16-30 times a month) - - - - 4 4
Difficulty falling back to sleep after waking up during the night vs Race of the participant
Visit 5
Asian Black Hispanic Native American White Total
Total - - - - 2 2
Never - - - - - -
Rarely (once a month) - - - - - -
Sometimes (2-4 times a month) - - - - 1 1
Often (5-15 times a month) - - - - - -
Almost always (16-30 times a month) - - - - 1 1