Document ID: chunk:federal_register_of_legislation:F2023L00223:clause:1_120
Version: federal_register_of_legislation:F2023L00223
Segment Type: clause
Provision Reference: sch 1 cl 120
Character Range: 80557–81121

120     The total score derived from Figure 2-B: Calculating obstructive sleep apnoea score is the sum of the scores from each column: the maximum score is 12. This score is converted to a WPI rating using Table 2.4: WPI derived from obstructive sleep apnoea score.
Figure 2-B: Calculating obstructive sleep apnoea score
See notes Figure 2-B for further information.

Score  Epworth sleepiness score  Apnoeas +               Respiratory arousals*  Cumulative sleep time, mins, with SaO2 <90% #
                                 hypopnoeas/hr of sleep  /hr of sleep