Research Article

Accuracy of Positive Airway Pressure Device—Measured Apneas and Hypopneas: Role in Treatment Followup

Table 2

OSA variables measured on efficacy study.

Manual scoringAutoscoring
Mean ± SDRangeMean ± SDRange

Apnea-Hypopnea Index (AHI)9.4 ± 10.21.2–39.314.2 ± 11.83.9–46.3
Apnea Index (AI)5.1 ± 7.90–28.45.3 ± 7.70.20–27.6
 Central Apnea Index (CAI)2.6 ± 6.60–23.5
 Obstructive Apnea Index (OAI)1.5 ± 2.30–7.7
 Mixed Apnea Index (MAI)0.9 ± 1.30–4.6
Hypopnea Index (HI)4.3 ± 3.00.5–10.98.8 ± 4.93.1–18.7
Oxygen Desaturation Index (ODI)7.7 ± 7.40.6–27.2