Table 3.

Weighted prevalence (%) of each binary sleep problem and category of the sleep-problem index, by CKD status: total study population, 2005–2014

Prevalence (%)All (n=27,322)No CKD (n=22,100)CKD (n=5222)
Trouble sleeping25.925.230.0
Sleep disorder8.57.911.6
Nocturia24.321.440.3
Inadequate sleep36.536.735.5
Excessive sleep2.41.95.0
Sleep-problem index scorea
 039.040.630.1
 136.236.236.4
 2–424.823.233.5
  • a Sleep-problem index was created by summing the number of problems (trouble sleeping, sleep disorder, nocturia, inadequate sleep) reported by each subjects.