TABLE 2

Rates of Sleep Disorder Diagnoses in Previous and Current Studies

ICD-9 Diagnostic CodesSleep Disorder GroupingRates of Diagnosis in Previous Studies, %Rates in Current Study, %
327.53Bruxism5–3511,12,300.004
780.55, 307.45, 327.39Circadian rhythm disorder5–10310.005
307.43HypersomniaUnknown0.004
770.81, 770.82Infant apnea25–84 (preterm), <0.5–2 (term)0.89 (0–12 mo)
307.41, 307.42, 327.02, 327.09, 780.52Insomnia5–2011,18,190.05
347.00, 347.10NarcolepsyUnknown0.003
788.36, 788.30Nocturnal enuresis15–20 (5 y), 1–2 (≥15 y)20,211.2 (≥4 y)
307.46Parasomnias14–3711,32,330.05
327.51, 333.94Periodic limb movement disorder/restless leg syndrome2–822240.02
327.20, 327.21, 327.23, 327.26, 780.51, 780.53, 780.57, 786.03SDB1–3 for OSA, 5–27 for snoring11141.04 (OSA plus snoring)
307.40, 307.47, 780.50, 780.58, 780.59SD-NOSUnknown1.4
314.00, 314.01ADHD3–8364.2
299.00, 299.01, 299.80, 299.81, 299.90, 299.91ASDs0.67370.9
430.90, 430.91, 430.92, 100493.901, 100493.902, 100493.903, 100493.904Asthma13.53814.5
250.01, 250.03, 250.11, 250.43, 250.91Type 1 diabetes mellitus0.17–0.25390.21