The correlation coefficient between the number of arousals determined by Pes compared with cRIP-1 and cRIP-2 was 0.88 and 0.44, respectively.
Fylgnistuðull milli fjölda örvaka, mælda annars vegar með Pes, hins vegar með cRIP-1 og cRIP-2, var 0.88 og 0.44, hvor um sig.