ps_backsleep ps_nightmare

Gender

Difficulty falling asleep 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 154 89 76 17 - -
Rarely (once a month) 440 319 221 58 1 -
Sometimes (2-4 times a month) 374 249 196 30 1 -
Often (5-15 times a month) 116 78 54 12 - -
Almost always (16-30 times a month) 39 23 19 4 - -
Difficulty falling asleep vs Sex of the participant
Visit 1
Male Female Total
Total 608 515 1,123
Never 98 56 154
Rarely (once a month) 262 178 440
Sometimes (2-4 times a month) 189 185 374
Often (5-15 times a month) 52 64 116
Almost always (16-30 times a month) 7 32 39
Difficulty falling asleep vs Sex of the participant
Visit 2
Male Female Total
Total 406 352 758
Never 56 33 89
Rarely (once a month) 189 130 319
Sometimes (2-4 times a month) 121 128 249
Often (5-15 times a month) 31 47 78
Almost always (16-30 times a month) 9 14 23
Difficulty falling asleep vs Sex of the participant
Visit 3
Male Female Total
Total 304 262 566
Never 49 27 76
Rarely (once a month) 123 98 221
Sometimes (2-4 times a month) 101 95 196
Often (5-15 times a month) 22 32 54
Almost always (16-30 times a month) 9 10 19
Difficulty falling asleep vs Sex of the participant
Visit 4
Male Female Total
Total 67 54 121
Never 11 6 17
Rarely (once a month) 36 22 58
Sometimes (2-4 times a month) 12 18 30
Often (5-15 times a month) 6 6 12
Almost always (16-30 times a month) 2 2 4
Difficulty falling asleep vs Sex of the participant
Visit 5
Male Female Total
Total - 2 2
Never - - -
Rarely (once a month) - 1 1
Sometimes (2-4 times a month) - 1 1
Often (5-15 times a month) - - -
Almost always (16-30 times a month) - - -
Difficulty falling asleep vs Race of the participant
Visit 1
Asian Black Hispanic Native American White Total
Total 12 23 13 10 1,065 1,123
Never - 3 4 3 144 154
Rarely (once a month) 5 10 3 3 419 440
Sometimes (2-4 times a month) 5 5 1 4 359 374
Often (5-15 times a month) 2 - 4 - 110 116
Almost always (16-30 times a month) - 5 1 - 33 39
Difficulty falling asleep vs Race of the participant
Visit 2
Asian Black Hispanic Native American White Total
Total 4 8 6 6 734 758
Never 1 1 1 - 86 89
Rarely (once a month) - 3 2 3 311 319
Sometimes (2-4 times a month) 3 1 1 3 241 249
Often (5-15 times a month) - 2 1 - 75 78
Almost always (16-30 times a month) - 1 1 - 21 23
Difficulty falling asleep vs Race of the participant
Visit 3
Asian Black Hispanic Native American White Total
Total 4 4 5 4 549 566
Never 1 - - 2 73 76
Rarely (once a month) 2 2 3 2 212 221
Sometimes (2-4 times a month) 1 1 2 - 192 196
Often (5-15 times a month) - - - - 54 54
Almost always (16-30 times a month) - 1 - - 18 19
Difficulty falling asleep vs Race of the participant
Visit 4
Asian Black Hispanic Native American White Total
Total 3 1 2 2 113 121
Never - - - - 17 17
Rarely (once a month) - 1 1 2 54 58
Sometimes (2-4 times a month) 2 - 1 - 27 30
Often (5-15 times a month) 1 - - - 11 12
Almost always (16-30 times a month) - - - - 4 4
Difficulty falling asleep vs Race of the participant
Visit 5
Asian Black Hispanic Native American White Total
Total - - - - 2 2
Never - - - - - -
Rarely (once a month) - - - - 1 1
Sometimes (2-4 times a month) - - - - 1 1
Often (5-15 times a month) - - - - - -
Almost always (16-30 times a month) - - - - - -