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Efficacy of standard error of measurement to estimate a range for OSA variability based on data of apnea-hypopnea index of the first night.
| OSA in nights 2 and 3 | The most frequent OSA between the three nights | The OSA of the three nights | |
|---|---|---|---|
| Out of range (%) | 16 | 4 | 53 |
| Within range (%) | 84 | 96 | 48 |
