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Table 2 Confusion matrix of the 3-stage analysis between the automatic staging method and expert consensus

From: Development of a rule-based automatic five-sleep-stage scoring method for rats

  Automatic staging
Wake NREM REM Total
Expert consensus
 Wake 77,822 2132 486 80,440
 NREM 4458 69,592 857 74,907
 REM 156 395 12,763 13,309
 Total 82,436 72,114 14,106 168,656
 SE (%) 94.4 96.5 90.48  
 SP (%) 96.96 94.49 99.64  
 PPV (%) 96.75 92.9 95.86  
 NPV (%) 94.77 97.3 99.14  
Overall agr. (%) 94.97
Kappa 0.91