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. 2022 May 27;19:14799731221098722. doi: 10.1177/14799731221098722

Table 5.

Sleep disorders in the previous 12 months.

Sleep disorder Both cohorts (n = 1553) 12-month chronic cough cohort (n = 389) Matched non-chronic cough cohort (n = 1164) p value
Responded to question (n) a n (%) b n (%) b
Experienced in the previous 12 months
 Any 1545 286 (73.6) 513 (44.3) <0.001
Specific disorders 1545
  Insomnia 1545 186 (48.1) 296 (25.6) <0.001
  Narcolepsy 1545 9 (2.3) 5 (0.4) 0.002
  Sleep apnea 1545 59 (15.2) 79 (6.8) <0.001
  Other sleep difficulties 1545 154 (39.8) 243 (21.0) <0.001
Diagnosed by a physician in the previous 12 months
 Any 1540 143 (37.1) 209 (18.1) <0.001
Specific disorders
  Insomnia 1539 99 (25.8) 138 (11.9) <0.001
  Narcolepsy 1540 1 (0.3) 1 (0.1) 1.000
  Sleep apnea 1539 35 (9.1) 58 (5.0) 0.004
  Other sleep difficulties 1542 51 (13.2) 71 (6.1) <0.001

aThe remaining cohort members declined to answer these questions.

bPercentage based on the number of members of that cohort who responded to that specific question.